Question

Match the following terms to the correct definition

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

Answer 1

Here’s the matching of the terms from Column A to the correct definitions in Column B:

1. **chemical change**: **c.** 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**: **d.** a change in which the chemical makeup of the substance is not changed
3. **chemical reaction**: **e.** a process that produces a chemical change, in which substances are changed into new substances
4. **Law of Conservation of Mass**: **a.** States that mass is neither created nor destroyed by chemical reactions or physical transformations
5. **chemical equation**: **b.** a representation of a chemical reaction using chemical symbols and numbers