Chemistry, 28.04.2021 18:40 vegeta8375

1. Powdered sulfur w/ powdered iron Physical or chemical?
2. Powdered iron & sulfur mixture w/ heat
Physical or chemical?
3. Magnesium w/ heat
Physical or chemical?
4. Magnesium in hydrochloric acid
Physical or chemical?
5. Sodium bicarbonate and hydrochloric acid
Physical or chemical?
6. Silver nitrate w/ ammonium chloride
Physical or chemical?
7. Potassium dichromate
Physical or chemical?
8. Sugar w/ heat
Physical or chemical?
9. Burning candle
Physical or chemical?
10. Sugar in water
Physical or chemical?

Answers: 2

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1. Powdered sulfur w/ powdered iron Physical or chemical?
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