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Zanzabum
3 years ago
9

What is an an example of a chemical reaction?

Chemistry
2 answers:
deff fn [24]3 years ago
6 0

Answer:

2

Explanation:

Number 1 wouldn't be because it is a physical change

Number 3 wouldn't be because it is a physical change, as well

Number 4 wouldn't be because it is a physical change, too.

Therefore, it is 3

Hopefully I helped!

-Lavander Vye

Anna11 [10]3 years ago
3 0

Answer:

nail rust!!!!!!!!!!!!!!!!!!

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