click below
click below
Normal Size Small Size show me how
bhspsvoc8
Phys Sci Voc 8 Chem rxns part 1
| Term | Definition |
|---|---|
| chemical reaction | A change in which atoms of one or more substances are changed to form new substances |
| reactants | substances that react, on left side |
| products | new substances produced, on right side |
| chemical equation | way to describe a chemical reaction using formulas and symbols |
| law of conservation of mass | amount of reactants equals the amount of products |
| coefficients | numbers in front of a chemical formula, give the number of molecules (or atoms) involved in the reaction |
| subscripts | small numbers after an element, gives the number of atoms in the compound |
| yields | shown by an arrow, indicates what will be made |