Hereโs the matched definition for each term:
1. **chemical change**: **b.** a change that takes place when atoms of one or more substances are rearranged into new combinations, forming one or more new substances
2. **physical change**: **c.** a change in which the chemical makeup of the substance is not changed
3. **chemical reaction**: **a.** a process that produces a chemical change, in which substances are changed into new substances
4. **Law of Conservation of Mass**: **d.** States that mass is neither created nor destroyed by chemical reactions or physical transformations
5. **chemical equation**: **e.** a representation of a chemical reaction using chemical symbols and numbers