Advertisement
| mass spectroscopy pogil: Analytical Chemistry Juliette Lantz, Renée Cole, The POGIL Project, 2014-12-31 An essential guide to inquiry approach instrumental analysis Analytical Chemistry offers an essential guide to inquiry approach instrumental analysis collection. The book focuses on more in-depth coverage and information about an inquiry approach. This authoritative guide reviews the basic principles and techniques. Topics covered include: method of standard; the microscopic view of electrochemistry; calculating cell potentials; the BerriLambert; atomic and molecular absorption processes; vibrational modes; mass spectra interpretation; and much more. |
| mass spectroscopy pogil: Recent Developments in Mass Spectroscopy Koreichi Ogata, Teruo Hayakawa, 1970 |
| mass spectroscopy pogil: Mass Spectrometry Jürgen H Gross, 2006-09-21 When non-mass spectrometrists are talking about mass spectrometry it rather often sounds as if they were telling a story out of Poe's Tales of Mystery and Imagi- tion. Indeed, mass spectrometry appears to be regarded as a mysterious method, just good enough to supply some molecular weight information. Unfortunately, this rumor about the dark side of analytical methods reaches students much earlier than their first contact with mass spectrometry. Possibly, some of this may have been bred by mass spectrometrists themselves who tended to celebrate each mass spectrum they obtained from the gigantic machines of the early days. Of course, there were also those who enthusiastically started in the 1950s to develop mass spectrometry out of the domain of physics to become a new analytical tool for chemistry. Nonetheless, some oddities remain and the method which is to be introduced herein is not always straightforward and easy. If you had asked me, the author, just after having finished my introductory course whether mass spectrometry would become my preferred area of work, I surely would have strongly denied. On the other hand, J. J. Veith's mass spectrometry laboratory at Darmstadt Univ- sity was bright and clean, had no noxious odors, and thus presented a nice contrast to a preparative organic chemistry laboratory. Numerous stainless steel flanges and electronics cabinets were tempting to be explored and – whoops – infected me with CMSD (chronic mass spectrometry disease). |
| mass spectroscopy pogil: Interpretation Of Mass Spectra Fred W. McLafferty, Frantisek Turecek, 1993-07-22 Extensively revised and updated, this new edition, as in previous editions, emphasizes the point that the most important part of learning how to interpret unknown mass spectra is to practice interpreting mass spectra. |
| mass spectroscopy pogil: Mass Spectrometry Edmond de Hoffmann, Vincent Stroobant, 2013-04-03 The latest edition of a highly successful textbook, Mass Spectrometry, Third Edition provides students with a complete overview of the principles, theories and key applications of modern mass spectrometry. All instrumental aspects of mass spectrometry are clearly and concisely described: sources, analysers and detectors. Tandem mass spectrometry is introduced early on and then developed in more detail in a later chapter. Emphasis is placed throughout the text on optimal utilisation conditions. Various fragmentation patterns are described together with analytical information that derives from the mass spectra. This new edition has been thoroughly revised and updated and has been redesigned to give the book a more contemporary look. As with previous editions it contains numerous examples, references and a series of exercises of increasing difficulty to encourage student understanding. Updates include: Increased coverage of MALDI and ESI, more detailed description of time of flight spectrometers, new material on isotope ratio mass spectrometry, and an expanded range of applications. Mass Spectrometry, Third Edition is an invaluable resource for all undergraduate and postgraduate students using this technique in departments of chemistry, biochemistry, medicine, pharmacology, agriculture, material science and food science. It is also of interest for researchers looking for an overview of the latest techniques and developments. |
| mass spectroscopy pogil: Mass Spectrometry Basics Christopher G. Herbert, Robert A.W. Johnstone, 2002-06-26 Mass Spectrometry Basics provides authoritative yet plain-spoken explanations of the basic concepts of this powerful analytical method without elaborate mathematical derivations. The authors describe processes, applications, and the underlying science in a concise manner supported by figures and graphics to further comprehension. The text provides |
| mass spectroscopy pogil: Mass Spectroscopy in Physics Research United States. National Bureau of Standards, 1953 |
| mass spectroscopy pogil: Mass Spectrometry Ian Howe, Richard D. Bowen, 1981 |
| mass spectroscopy pogil: Mass Spectrometry Agnieszka Kraj, Dominic M. Desiderio, Nico M. Nibbering, 2008-12-01 With contributions from noted experts from Europe and North America, Mass Spectrometry Instrumentation, Interpretation, and Applications serves as a forum to introduce students to the whole world of mass spectrometry and to the many different perspectives that each scientific field brings to its use. The book emphasizes the use of this important analytical technique in many different fields, including applications for organic and inorganic chemistry, forensic science, biotechnology, and many other areas. After describing the history of mass spectrometry, the book moves on to discuss instrumentation, theory, and basic applications. |
| mass spectroscopy pogil: Interpretation of Mass Spectra Fred W. McLafferty, 1980 |
| mass spectroscopy pogil: Practical Mass Spectrometry Brian S. Middleditch, 2012-12-06 It has been estimated that more than 8090 of the world's scientists who have ever lived are still alive today. It would not be unreasonable to suggest that more than 95% of those who have ever used a mass spectrometer are not only alive but are still actively employed. Most have never had any formal training in the subject since, with a few notable exceptions, universities have only recently begun to offer courses in mass spectrometry. We have written this book for the student of modern mass spectro metry: it is for the novice who wished to know what the instruments can do and how the techniques can be applied. There are other books on the market which delve into the history of mass spectrometry and go deeply into the mathematical theory and instrumentation. There are yet more books which guide one through the art of interpreting spectra. We have deliberately avoided these topics so that the reader is confronted only with the basic principles and is allowed a taste of the applications. One of the best methods of deVeloping a useful textbook is to teach a course based upon its content. This is what we did. We met in Houston in 1976 to teach a course on Perspectives in Mass Spectrometry and to coordinate our writing. The authors of five of the chapters met again in St. |
| mass spectroscopy pogil: Introductory Mass Spectrometry, Second Edition Stephen Shrader, 2013-11-12 Mass spectrometry has played an integral part in the study of organic molecular structures for more than 50 years, offering significant information from small amounts of sample. The mass spectrum produced by electron impact ionization presents a pattern of peaks that can often give definitive structural information about an unknown compound. Introductory Mass Spectrometry, Second Edition guides readers in the understanding and recognition of those patterns, discussing mass spectra in terms that are familiar to chemists. It provides a basis for chemists to interpret mass spectra to solve particular structural problems. The Second Edition has been updated with modern techniques and data handling. Beginning with an introduction to the principles and instrumentation, it then sequentially explains the processes that occur in the mass spectrometer following ionization. The book is unique in the large number of mass spectra presented and provides examples of mass spectra from a wide variety of organic chemicals, concentrating on the relationships between fragmentation patterns, common chemical reactions, and chemical structures. The book also discusses mass spectra obtained with softer ionization techniques, which provide definitive information regarding molecular weights. The text describes mass spectra produced by electron ionization, discussing how the spectral peak pattern relates to molecular structure. It details the use of high-resolution and accurate mass measurement to determine elemental composition of ions in order to identify unknown substances. The book also introduces some of the recent techniques that can be employed to extend the usefulness of mass spectrometry to high molecular weight substances and more polar substances. It includes examples and problems representing a cross section of organic chemistry to help readers integrate the principles presented. |
| mass spectroscopy pogil: Introduction to Mass Spectrometry J. Throck Watson, O. David Sparkman, 2007-11-12 Completely revised and updated, this text provides an easy-to-read guide to the concept of mass spectrometry and demonstrates its potential and limitations. Written by internationally recognised experts and utilising real life examples of analyses and applications, the book presents real cases of qualitative and quantitative applications of mass spectrometry. Unlike other mass spectrometry texts, this comprehensive reference provides systematic descriptions of the various types of mass analysers and ionisation, along with corresponding strategies for interpretation of data. The book concludes with a comprehensive 3000 references. This multi-disciplined text covers the fundamentals as well as recent advance in this topic, providing need-to-know information for researchers in many disciplines including pharmaceutical, environmental and biomedical analysis who are utilizing mass spectrometry |
| mass spectroscopy pogil: Mass Spectrometry in Science and Technology Frederick Andrew White, 1968 |
| mass spectroscopy pogil: Mass Spectrometry for Chemists and Biochemists Robert A. W. Johnstone, Malcolm E. Rose, 1996-10-17 This book describes the full range of mass spectrometry techniques and applications. This versatile technique is in ubiquitous use in universities and industry laboratories because of its ability to identify and quantify materials quickly and, if necessary, in minute amounts, and solve analytical problems in a huge variety of fields. The authors adopt an instructional approach and make use of recent examples to illustrate important points. This second edition includes new methods and applications that have developed in the last ten years. Powerful methods combining mass spectrometry with newer separation techniques, the increased use of computers, and analysis of once difficult polar and large-mass compounds such as proteins using new ionisation methods are all discussed. Requiring no previous knowledge of mass spectrometry, this is an ideal teaching text at both undergraduate and postgraduate level, and will also be of considerable interest to research workers. |
| mass spectroscopy pogil: Modern Mass Spectrometry George Philip Barnard, 1953 |
| mass spectroscopy pogil: Mass Spectrometry and Its Applications to Organic Chemistry John Herbert Beynon, 1960 |
| mass spectroscopy pogil: Advanced Mass Spectrometry Urs P. Schlunegger, 2016-01-22 Advanced Mass Spectrometry: Applications in Organic and Analytical Chemistry discusses the concepts that are essential in the effective utilization of mass spectrometry. The title particularly covers the fundamentals of the modern techniques, along with the technological concerns of mass spectrometry. The opening chapter of the selection introduces mass spectrometry, while the subsequent chapters cover the fundamentals and hardware. The next chapters talk about the analytical chemistry consequences and the ion-genetic relationships. The remaining chapter covers the application of mass spectrometry, which includes structural, mechanistic, chemical, and biochemical applications. The book will be of great use to organic and analytical chemists. Chemists from other branch of chemistry, along with practitioners of related fields such as chemical engineering will also benefit from the text. |
| mass spectroscopy pogil: Introduction to Mass Spectrometry Hilson Campbell Hill, 1972 |
| mass spectroscopy pogil: Introduction to Mass Spectrometry; Instrumentation and Techniques John Roboz, 1968 |
| mass spectroscopy pogil: Mass Spectrometry Charles Merritt, Charles N. McEwen, 1979 |
| mass spectroscopy pogil: Chemical Ionization Mass Spectrometry Alex. G. Harrison, 2018-05-11 The only comprehensive guide to CIMS applications in structural elucidation and analytical studies Chemical Ionization Mass Spectrometry, 2nd Edition, provides a comprehensive, up-to-date review of CIMS applications in structural elucidation and quantitative analytical studies. For the benefit of readers without a background in gaseous ion chemistry, a thorough review is presented in Chapter 2. Other chapters discuss such topics as reagent ion systems within the context of the thermochemistry and kinetics of the ionization process, including reactions and the type of information obtained; isotopic exchange reactions; stereochemical effects in chemical ionization; and reactive ion/molecule collisions in quadrupole cells. Chemical ionization mass spectra of 13 classes of compounds are discussed in detail to illustrate the influence of different functional groups on the spectra observed. Chemical Ionization Mass Spectrometry, 2nd Edition will be a valuable reference for anyone interested in mass spectrometry and gaseous ion chemistry in general. |
| mass spectroscopy pogil: Mass Spectrometry Kevin Downard, 2004 Mass Spectrometry: A Foundation Course is a textbook covering the field of mass spectrometry across the chemical, physical, biological, medical and environmental sciences. Sufficient depth is provided for the reader to appreciate the reasons behind and basis for particular experiments. It is uniquely and logically organised to enable the book to form the basis for a university course in mass spectrometry at the undergraduate or postgraduate level. This is achieved by combining specific core sections coupled to optional areas of study tailored to students of the chemical, physical, biological, medical and environmental sciences. Recommended course structures are provided in the front of the book. Dedicated chapters are included on: organic mass spectrometry; ion chemistry - to emphasise the role of mass spectrometry in fundamental chemistry and physics; biological mass spectrometry including proteomics; mass spectrometry in medicine, environmental and surface science and accelerator mass spectrometry, to emphasise the importance of these areas. Each chapter concludes with key references and additional recommended reading material, making the book an excellent springboard to further study. Highly readable, easy-to-use and logically presented, Mass Spectrometry: A Foundation Course is an ideal text for students and for those who work with mass spectrometers who wish to gain a solid understanding of the basics in modern mass spectrometry. From the reviews: Although I am not a fan or either eras or omes you hear all the time that we now live in the era of the proteome. Setting aside the issues of what constitutes proteomics (after all people have been sequencing proteins and studying their structure for a few years now?? ), and whether the regular appearance of reports of another organisms genome sequence prevents you from saying that we are in the post-genomic era, it is clear that the analysis of large numbers of complex protein mixtures is just about in all of our reach. This is going to be a very important way to look for molecular markers and targets in the battle against cancer. The bedrock of proteomic analysis is mass spectrometry, which allows you to accurately measure the mass of molecules. In proteomics this can mean studying the mass of intact proteins, which can give you a clue as to their identity, and help you rapidly identify modifications. It can also mean busting the protein into many component fragments and measuring their mass, which can lead to protein identification via clever algorithms that compare measured fragment sizes to predicted ones using the genome databases. One sign that this technology is about to become widely distributed is the appearance of relatively small softcover textbooks for beginners. These represent a reasonable first step towards initiation in this area, for those of us who left school a few years ago. There are two recent ones that I have read that I found to be particularly useful. The first is Mass Spectrometry: A Foundation Course by Kevin Downard of Sydney, Australia. This book covers many aspects of the field in under 200 pages, and has a handy guide to what sections are useful to individuals from different disciplines. It starts with history and concepts, and then devotes a significant amount of space to the instrumentation. This is very useful to anyone who has been to a mass spectrometry meeting and trade show or even browsed the relevant companies websites. Dr. Downard covers the basics of how each variant works, and what it is best suited for, and includes discussion of single and tandem instruments. By the end you'll be able to raise your eyebrows appreciatively the next time a salesman fires an acronym and figure at you (or at least you'll know where to look it up once you have reached a safe distance). The second half of the book looks at |
| mass spectroscopy pogil: Modern aspects of mass spectrometry , |
| mass spectroscopy pogil: Mass Spectroscopy H. E. Duckworth, R. C. Barber, V. S. Venkatasubramanian, 1986-05-08 The first edition of Professor Duckworth's Mass Spectroscopy was highly praised. The present volume is a 1990 edition of the 1986 second edition, written by Professor Duckworth and two other scientists, both with extensive experience in the field. The authors describe the principles of mass spectroscopy and the uses to which mass spectrometers are put. Following a brief description of early instruments, the text describes ion optics, sources and detectors, deflection-type instruments, non-magnetic instruments, isotopic abundance and atomic mass determinations. The book also contains descriptions of the applications of the instrument to nuclear physics, organic chemistry, physical inorganic chemistry, solid state physics, geophysics and space physics. |
| mass spectroscopy pogil: Advances in Teaching Physical Chemistry Mark David Ellison, 2008 This book brings together the latest perspectives and ideas on teaching modern physical chemistry. It includes perspectives from experienced and well-known physical chemists, a thorough review of the education literature pertaining to physical chemistry, a thorough review of advances in undergraduate laboratory experiments from the past decade, in-depth descriptions of using computers to aid student learning, and innovative ideas for teaching the fundamentals of physical chemistry. This book will provide valuable insight and information to all teachers of physical chemistry. |
| mass spectroscopy pogil: Mass Spectrometry for the Novice John Greaves, 2013-10-16 With usage of mass spectrometry continually expanding, an increasing number of scientists, technicians, students, and physicians are coming into contact with this valuable technique. Mass spectrometry has many uses, both qualitative and quantitative, from analyzing simple gases to environmental contaminants, pharmaceuticals, and complex biopolymers. The extraordinary versatility can make mass spectrometers daunting to novices. Consequently, new users would benefit greatly from an understanding of the basic concepts as well as the processes that occur in these instruments. Mass Spectrometry for the Novice provides exactly that, with detailed, straightforward descriptions and clear illustrations of principles of operations and techniques. The book begins with an overview that includes essential definitions and then provides information on the components of and the strategies used in the most common instruments. The authors discuss the methodologies available, classes of compounds analyzed, and the types of data that can be generated. A group of representative applications from published articles is summarized, demonstrating the diversity of mass spectrometry. The authors also condense the essentials of the topic into one invaluable chapter that provides a set of concise take-home messages on all aspects of mass spectrometry. The final section provides a collection of resources including books, reviews, and useful websites. Using simple language, new color figures, clever cartoons, and assuming no prior knowledge, this book provides a readily understandable entrée to mass spectrometry. Downloadable resources with selected figures and cartoons is included. |
| mass spectroscopy pogil: Mass Spectrometry Marek Smoluch, Giuseppe Grasso, Piotr Suder, Jerzy Silberring, 2019-07-11 Provides a comprehensive description of mass spectrometry basics, applications, and perspectives Mass spectrometry is a modern analytical technique, allowing for fast and ultrasensitive detection and identification of chemical species. It can serve for analysis of narcotics, counterfeit medicines, components of explosives, but also in clinical chemistry, forensic research and anti-doping analysis, for identification of clinically relevant molecules as biomarkers of various diseases. This book describes everything readers need to know about mass spectrometry—from the instrumentation to the theory and applications. It looks at all aspects of mass spectrometry, including inorganic, organic, forensic, and biological MS (paying special attention to various methodologies and data interpretation). It also contains a list of key terms for easier and faster understanding of the material by newcomers to the subject and test questions to assist lecturers. Knowing how crucial it is for young researchers to fully understand both the power of mass spectrometry and the importance of other complementary methodologies, Mass Spectrometry: An Applied Approach teaches that it should be used in conjunction with other techniques such as NMR, pharmacological tests, structural identification, molecular biology, in order to reveal the true function(s) of the identified molecule. Provides a description of mass spectrometry basics, applications and perspectives of the technique Oriented to a broad audience with limited or basic knowledge in mass spectrometry instrumentation, theory, and its applications in order to enhance their competence in this field Covers all aspects of mass spectrometry, including inorganic, organic, forensic, and biological MS with special attention to application of various methodologies and data interpretation Includes a list of key terms, and test questions, for easier and faster understanding of the material Mass Spectrometry: An Applied Approach is highly recommended for advanced students, young scientists, and anyone involved in a field that utilizes the technique. |
| mass spectroscopy pogil: Mass Spectroscopy Mark Gordon Inghram, Richard J. Hayden, National Research Council (U.S.). Committee on Nuclear Science, 1954 |
| mass spectroscopy pogil: Thermodynamics John Paul O'Connell, 2005 Thermodynamics: Fundamentals and Applications is a text for a first graduate course in Chemical Engineering. The focus is on macroscopic thermodynamics; discussions of modeling and molecular situations are integrated throughout. This knowledge of the basics will enhance the ability to combine them with models when applying thermodynamics to practical situations. |
| mass spectroscopy pogil: Mass Spectroscopy Mark O. Inghram, Richard J. Hayden, 1989 |
| mass spectroscopy pogil: Modern Mass Spectrometry Peter B. Armentrout, 2003-06-23 I Reactivity: E. Uggerud: Physical Organic Chemistry of the Gas Phase. Reactivity Trends for Organic Cations.- S. Petrie, D.K. Bohme: Mass Spectrometric Approaches to Interstellar Chemistry.- F. Turecek: Transient Intermediates of Chemical Reactions by Neutralization-Reionization Mass Spectrometry.- II Metalorganic Chemistry: D. Schröder, H. Schwarz: Diastereoselective Effects in Gas-Phase Ion Chemistry.- D.A. Plattner: Metalorganic Chemistry in the Gas Phase: Insight into Catalysis.- III Mass Spectrometric Methodology: T. Wyttenbach, M.T. Bowers: Gas-Phase Conformations: The Ion Mobility/Ion Chromatography Method.- P.B. Armentrout: Threshold Collision-Induced Dissociations for the Determination of Accurate Gas-Phase Binding Energies and Reaction Barriers.- IV Medicinal Chemistry: S.A. Trauger, T. Junker, G. Siuzdak: Investigating Viral Proteins and Intact Viruses with Mass Spectrometry M. Brönstrup: High-Throughput Mass Spectrometry for Compound Characterization in Drug Discovery. |
| mass spectroscopy pogil: Mass Spectrometry E. Constantin, A. Schnell, 1990 |
| mass spectroscopy pogil: Mass Spectrometry D. H. Williams, 1973 Specialist Periodical Reports provide systematic and detailed review coverage of progress in the major areas of chemical research. Written by experts in their specialist fields the series creates a unique service for the active research chemist, supplying regular critical in-depth accounts of progress in particular areas of chemistry. For over 80 years the Royal Society of Chemistry and its predecessor, the Chemical Society, have been publishing reports charting developments in chemistry, which originally took the form of Annual Reports. However, by 1967 the whole spectrum of chemistry could no longer be contained within one volume and the series Specialist Periodical Reports was born. The Annual Reports themselves still existed but were divided into two, and subsequently three, volumes covering Inorganic, Organic and Physical Chemistry. For more general coverage of the highlights in chemistry they remain a 'must'. Since that time the SPR series has altered according to the fluctuating degree of activity in various fields of chemistry. Some titles have remained unchanged, while others have altered their emphasis along with their titles; some have been combined under a new name whereas others have had to be discontinued. The current list of Specialist Periodical Reports can be seen on the inside flap of this volume. |
| mass spectroscopy pogil: Mass Spectroscopy , 1969 |
| mass spectroscopy pogil: The Mass Spectrometer John Raymond Majer, 1977 |
| mass spectroscopy pogil: Mass Spectroscopy Henry Edmison Duckworth, 1958 For this revised and completely up-to-date edition of his much-praised monograph on the subject of mass spectroscopy, Professor Duckworth has teamed up with two other experienced scientists. The authors describe the principles of mass spectrometry and the uses to which mass spectrometers have been put. |
| mass spectroscopy pogil: RECENT DEVELOPMENTS IN MASS SPECTROSCOPY. INTERNATIONAL CONFERENCE ON MASS SPECTROSCOPY., 1969 |
| mass spectroscopy pogil: Mass Spectroscopy Jayaram Ramasastry, 1966 |
| mass spectroscopy pogil: Mass Spectrometry Desk Reference Orrin David Sparkman, 2000 |
Mass.gov
Official websites use .mass.gov. A .mass.gov website belongs to an official government organization in Massachusetts.
REAL ID - Mass.gov
Jun 3, 2025 · For information on other card types and requirements, including a Standard Driver’s license, visit Mass.Gov/ID.
Free Community College | Mass.gov
To attend a state community college for free: Complete and file your FAFSA.Many community colleges have resources to help you with this form. Eligible, non-U.S. citizens can apply for state …
MyMassGov for personal or business use | Mass.gov
Official websites use .mass.gov. A .mass.gov website belongs to an official government organization in Massachusetts.
Board of Registration in Medicine | Mass.gov
The Board of Registration in Medicine’s mission is to ensure that only qualified and competent physicians of good moral character are licensed to practice in the Commonwealth of …
State Employee Resources - Mass.gov
Official websites use .mass.gov. A .mass.gov website belongs to an official government organization in Massachusetts. Secure websites use HTTPS certificate. A lock icon ( ) or https:// means you’ve …
Taxes - Mass.gov
Find tax refund information, tax forms, and advice to guide you through Massachusetts' tax system for individuals and businesses. Click on the titles of the boxes below, or the links within the …
Finding a Job - Mass.gov
Official websites use .mass.gov. A .mass.gov website belongs to an official government organization in Massachusetts.
Mass.Gov Search
The official search application of the Commonwealth of Massachusetts. Search the Commonwealth's web properties to more easily find the services and information you are looking …
Secretary of the Commonwealth | Mass.gov
The Secretary of the Commonwealth is the chief record-keeping, public information, securities regulator, and elections officer of the Commonwealth. Our office is responsible for the …
Mass.gov
Official websites use .mass.gov. A .mass.gov website belongs to an official government organization in Massachusetts.
REAL ID - Mass.gov
Jun 3, 2025 · For information on other card types and requirements, including a Standard Driver’s license, visit Mass.Gov/ID.
Free Community College | Mass.gov
To attend a state community college for free: Complete and file your FAFSA.Many community colleges have resources to help you with this form. Eligible, non-U.S. citizens can apply for state …
MyMassGov for personal or business use | Mass.gov
Official websites use .mass.gov. A .mass.gov website belongs to an official government organization in Massachusetts.
Board of Registration in Medicine | Mass.gov
The Board of Registration in Medicine’s mission is to ensure that only qualified and competent physicians of good moral character are licensed to practice in the Commonwealth of …
State Employee Resources - Mass.gov
Official websites use .mass.gov. A .mass.gov website belongs to an official government organization in Massachusetts. Secure websites use HTTPS certificate. A lock icon ( ) or https:// means you’ve …
Taxes - Mass.gov
Find tax refund information, tax forms, and advice to guide you through Massachusetts' tax system for individuals and businesses. Click on the titles of the boxes below, or the links within the …
Finding a Job - Mass.gov
Official websites use .mass.gov. A .mass.gov website belongs to an official government organization in Massachusetts.
Mass.Gov Search
The official search application of the Commonwealth of Massachusetts. Search the Commonwealth's web properties to more easily find the services and information you are looking …
Secretary of the Commonwealth | Mass.gov
The Secretary of the Commonwealth is the chief record-keeping, public information, securities regulator, and elections officer of the Commonwealth. Our office is responsible for the …
