HESI-A2 Chemistry-with 100% verified answers-2022-2023 Chemistry note cards for HESI entrance exam Question Answer Matter that has a definite shape and volume solid Matter that changes in volume... with changes in temperature and pres- sure gas A change of matter is when no change is made to the chemical composition of a sub- stance. physical Simplest of substances and is rep- resented by a letter or letters element Law that states matter can neither be created nor destroyed during a chemical reaction Law of conservation of mass The breaking of bonds and reform- ing of new bonds to create new chemical compounds with different chemical formulas and different chemical properties Chemical reaction 5 main chemical reactions synthesis, decomposition, combustion, single replace- ment, double replacement Chemical reaction in which 2 ele- ments combine to form a product synthesis CONTINUED....... [Show More]
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