CHEM 210 Exam 1 100% Accurate.

Chemistry Definition - ANSWERMatter, its properties, and its behavior. Filtration - ANSWERSolid substances are separated from liquids and solutions. Distillation - ANSWERUses differences in boiling points of substances to separate a homogeneous mixture into its components. Chromatography - ANSWERSeparates substances on basis of differences in solubility in a solvent. Temperature - ANSWERMeasure of average kinetic energy of the particles in a sample. Accuracy - ANSWERProximity of measurement to the true value of a quantity. Precision - ANSWERProximity of several measurements to each other. Alchemy - ANSWERDiscoveries and development of chemical equipment and synthesis of compounds. Atomic Theory of Matter - ANSWERAtoms are the fundamental building blocks of matter developed by John Dalton. Law of Conservation of Mass - ANSWERTotal mass of substances present at the end of a chemical process is the same as the mass of substances present before the process took place. Radioactivity - ANSWERSpontaneous emission of radiation by an atom. Organic Chemistry - ANSWERStudy of carbon. Alkanes - ANSWERSimplest hydrocarbons, carbons containing only carbon and