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19 votes
19 votes
Mark each of these as a physical or chemical change, or both.

1. Heat powdered iron + sulfur mixture
2. Magnesium ribbon in fire
3. Magnesium ribbon in HCI acid
4. Baking soda + HCI acid
5. Silver nitrate + Ammonium chloride
6. Potassium dichromate + Hydrogen peroxide
7. Sucrose (table sugar) heated
8. Burning candle
9. Sucrose in water

User Djc
by
2.4k points

1 Answer

15 votes
15 votes

1. Chemical

2. Chemical

3. Chemical

4. Chemical

5. Chemical

6. Chemical

7. Chemical

8. Chemical

9. Physical

User Colinhoernig
by
2.8k points