Unit 1: Chemistry CER Review
Question 1
Short answer
Describe the structure of an atom. Be sure to include information about:
- Locations of the subatomic particles
- Electrical charges of the subatomic particles
- Masses of the subatomic particles
Question 2
Short answer
When a candle is burning some of the wax melts, drips down the side of the candle, and then hardens at the base. The wick is also burning.
- Identify the chemical changes that are occurring
- Identify the physical changes that are occurring
- Describe how the changes relate to the Law of Conservation of Mass
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