Name
Open note quiz
February 5, 2021
1. A
is a change in the appearance or form o...
Chemistry, 05.02.2021 17:30 courtneywick
Name
Open note quiz
February 5, 2021
1. A
is a change in the appearance or form of matter.
It does not change the chemical composition of the matter.
2. A
is a change in matter that produces one or more new
substances
3.
must be added to break bonds.
4. An example of energy is
5. What are two signs that a chemical change has occurred?
6. An ice cube absorbs energy so it is an
reaction
7. A
increases the rate or speeds up a chemical reaction.
Answers: 3
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