Question

most physical changes are
2. Mixing of iron and sulphur is a
change, whereas heating of iron and sulphur is
change.
3.
is formed when magnesium oxide
is dissolved in water.
4. Rusting of iron is a
change, whereas
boiling of milk is a
change
5. Carbon dioxide gas turns limewater
А
change takes place
1​

Answer 1

Answer:

yes

Explanation:

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Answer 2

Answer:

yes

Explanation:

The rust on iron does not form by a simple reaction between oxygen and iron ... Observe the following picture a write down the. ...

The rusting of iron is an oxidation process. The rust on iron does not form by a simple ..