CHE 2A- Final Exam Guide - Comprehensive Notes for the exam ( 219 pages long!)
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CHE 2A Full Course Notes
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Che2a lecture 1 fundamental laws of chemistry; counting and weighing atoms and molecules. Chemistry: the branch of science that studies the composition, properties, and transformations of matter, real world applications, positive, produce medicine to control diseases. Increase crop yield: create new building materials, negative, produce chemical waste, acid rain, global warming, rise of new diseases. All follow the same physical laws: main branches, analytical chemistry. Involved in physical laws governing the behavior of matter: physical chemistry. Green chemistry: design of chemical products and processes that reduce or eliminate the use and generation of hazardous substances. Organic compounds: compounds based upon chains or rings of carbon atoms, ex: carbon dioxide (co2) Inorganic compounds: all compounds except organic compounds, ex: water (h2o) Physical laws: a fact established by many experiments and observations, three basic laws, law of conservation of mass, law of constant composition, law of multiple proportions. Law of conservation of mass: refers to a chemical reaction:
