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sweet [91]
2 years ago
5

Compare the type of change that occurs when an iron bar rusts and when a substance freezes.

Chemistry
1 answer:
Ivanshal [37]2 years ago
5 0

Explanation:

when an iron bar rust is an example of a chemical change in which a new substance is formed and the change is not easily reversible.for iron to rust moisture and air must be present.while when a substance freezes,it can be easily reversed through melting and no new substance is formed.this change is termed a physical change.

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