1. When baking soda is added to vinegar,
gas is produced.
2. Dissolving sugar in water is a
change.
3. The process of depositing a layer of zinc on iron is called
4. Crystals of pure substances are obtained from their solutions by crystallicador
5. Hydrated iron oxide is called
3
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Answers
Answered by
2
Answer:
2. chemical
3. galvanization
4. crystallization
Answered by
1
Answer:
1.carbon di oxide
2.physical change
3.galvanaization
5,rust
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