Download General Chemistry Exam 1 Study Guide Questions & Answers Best Rated A+ and more Exams Nursing in PDF only on Docsity! General Chemistry Exam 1 Study Guide Questions & Answers Best Rated A+ A method of asking questions and finding Correct Answer: s. - Correct Answer: Science Everything in the universe that has mass or occupies space. - Correct Answer: Matter The capacity to transfer heat or do work. - Correct Answer: Energy The study of composition, structure, and properties of matter. - Correct Answer: Chemistry A mixture that is uniform throughout. (i.e. vinegar) - Correct Answer: Homogenous A mixture that is NOT uniform throughout. (i.e. salad dressing) - Correct Answer: Heterogenous A pure substance that can not be broken down. - Correct Answer: Element A substance consisting of two or more elements. - Correct Answer: Compound Every sample of a particular compound always contains the same elements in the same proportions. - Correct Answer: Law of Constant Composition The smallest representative particle of an element. - Correct Answer: Atom General Chemistry Exam 1 Study Guide Questions & Answers Best Rated A+ A way to separate a substance by using a medium to hold one of the substances back. (i.e. using a sift) - Correct Answer: Filtration Vaporizing volatile components and condensing them. - Correct Answer: Distillation Properties of matter independent of quantity. (i.e. color, malleability, melting temperature) - Correct Answer: Intensive Properties Properties that characterize how much of the object is present. (i.e. length, width, mass, volume) - Correct Answer: Extensive Properties Properties of a pure substance that can be observed or measured without changing the substance. (i.e. color) - Correct Answer: Physical Properties The ratio of an object's mass to its volume. - Correct Answer: Density A property of a substance that can only be observed by reacting it with another substance. - Correct Answer: Chemical Properties Definite volume and shape. - Correct Answer: Solid Phase Definite volume, indefinite shape. - Correct Answer: Liquid Phase Indefinite volume and shape. - Correct Answer: Gas Phase Changing directly from a solid to a vapor (gas). - Correct Answer: Sublimation General Chemistry Exam 1 Study Guide Questions & Answers Best Rated A+ A compound composed of a positive and negative chafed ion held together by electrons. - Correct Answer: Ionic Compound A positively charged ion. - Correct Answer: Cation A negatively charged ion. - Correct Answer: Anion Formulas based on the lowest whole number ration of the compound laments in a compound. (i.e. NaCl) - Correct Answer: Empirical Formulas The smallest electrically neutral unit of an ionic compound. - Correct Answer: Formula Unit Charged groups of two or more atoms joined together by covalent bonds. - Correct Answer: Polyatomic Ions Polyatomic ions that contain oxygen in combination with one or more other elements. - Correct Answer: Oxoanions An organic compound containing the -COOH functional group. - Correct Answer: Carboxylic Acid Elementary particles that combine to form neutrons and protons. - Correct Answer: Quarks A natural formation of nuclei as a result of fusion and other nuclear processes - Correct Answer: Nucleosynthesis General Chemistry Exam 1 Study Guide Questions & Answers Best Rated A+ Student of Thomson (pudding boy) who discovered isotopes. - Correct Answer: Ashton
