Chemistry definition - Study guides, Class notes & Summaries

Previewed OCR AS Level Chemistry Definitions Isotope - CORRECT ANSWER-Atoms of an element with the same number of protons but different numbers of neutrons. Relative Isotopic Mass - CORRECT ANSWER-The mass of an atom of an isotope of an element relative to 1/12th the mass of an atom of Carbon-12. Relative Atomic Mass - CORRECT ANSWER-The weighted mean mass of an atom of an element relative to 1/12th the mass of an atom of Carbon-12. Relative Molecular Mass - CORRECT ANSWER-The mass of...

AQA A LEVEL CHEMISTRY DEFINITIONS MID-TERM EXAM Aliphatic Hydrocarbon - ANSWER-A hydrocarbon with carbon atoms joined together in straight or branched chains Alkali - ANSWER-A type of base that dissolves in water forming hydroxide ions Alkanes - ANSWER-The homologous series with the general formula CnH2n+2 Alkyl Group - ANSWER-An alkane with a hydrogen ion removed. Alkyl groups are often shown as 'R' Amount of Substance - ANSWER-The quantity whose unit is the...

AQA A Level Chemistry Definitions Complete Study Guide 2023.Relative Atomic Mass - ANSWER The weighted mean mass of an atom of an element relative to 1/12 of the mass of one atom of carbon-12 First Ionisation energy - ANSWER The energy required to remove an electron from each atom in one mole of gaseous atoms Acid - ANSWER A species that is a proton donor Activation Energy - ANSWER The minimum energy required to start a reaction by the breaking of bonds Addition Polymer - ANSWER The ...

TEST BANK for BIOLOGY 13TH EDITION MADER NURSINGTB.COM Biology, 13e (Mader) Chapter 2 Basic Chemistry 1) Which of the following elements would be the most reactive with other elements? A) boron, #5 B) neon, #10 C) argon, #18 D) helium, #2 Answer: A Explanation: Correct. Section: 02.01 Topic: Chemistry; Chemical Elements Bloom's: 3. Apply Learning Outcome: 02.01.04 Determine how electrons are configured around a nucleus. Accessibility: Keyboard Navigation 2) Your roommate has hea...

AQA A Level Chemistry Definitions Clearly Answered 2023. Relative Atomic Mass - ANSWER The weighted mean mass of an atom of an element relative to 1/12 of the mass of one atom of carbon-12 First Ionisation energy - ANSWER The energy required to remove an electron from each atom in one mole of gaseous atoms Acid - ANSWER A species that is a proton donor Activation Energy - ANSWER The minimum energy required to start a reaction by the breaking of bonds Addition Polymer - ANSWER The pr...

Clinically Oriented Anatomy 8th Edition Moore Dalley Test Bank Clinically Oriented Anatomy 8th Edition Moore Test Bank Chapter 1 Overview and Basic Concepts MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) What is a verticalsection through the body, dividing it into anterior and posterior regions called? 1) A) transverse B) sagittal C) median D) frontal Answer: D Explanation: A ) B) C) D) 2) One of the functional characterist...

isotopes atoms of the same element with different numbers of neutrons atomic (proton) number the number of protons in the nucleus of an atom 00:03 01:39 mass (nucleon) number the number of particles (protons and neutrons) in the nucleus ion a positively or negatively charged atom or (covalently bonded) group of atoms (molecular ion) relative isotopic mass the mass of an atom of an isotope compared with one twelfth of the mass of an atom of carbon-12 ...

Test Bank for Essential Cell Biology 5th Edition Alberts Hopkin ESSENTIAL CELL BIOLOGY, 5th EDITION CHAPTER 1: CELLS: THE FUNDAMENTAL UNITS OF LIFE Unity and Diversity of Cells 1-1 Living systems are incredibly diverse in size, shape, environment, and behavior. It is estimated that there are between 10 million and 100 million different species. Despite this wide variety of organisms, it remains difficult to define what it means to say something is alive. Which of the following can be desc...

Portage Learning CHEM 210 exams 1-8 and final exam Question 1 3 / 3 pts True or False: According to the Module, a compound with a molecular mass of 1,000 g/mol is considered a macromolecule. True Correct! False Question 2 3 / 3 pts True or False: Biomolecules can have only two functional groups. True Correct! False Question 3 3 / 3 pts True or False: The following functional group is an alcohol. True Correct! False Question 4 3 / 3 pts True or False: In ...

TEST BANK FOR TIETZ FUNDAMENTALS OF CLINICAL CHEMISTRY AND MOLECULAR DIAGNOSTICS 7TH EDITION BY BURTIS PREFACE TEST BANK with Complete Questions and Solutions. To clarify, this is the TEST BANK, not the textbook. You get immediate access to download your test bank. You will receive a complete test bank; in other words, all chapters shown in the table of contents in this preview will be there. Test banks come in PDF format; therefore, you do not need specialized software to open them. Chapter ...