173k views
5 votes
What is an an example of a chemical reaction?

What is an an example of a chemical reaction?-example-1

2 Answers

5 votes

Answer:

2

Step-by-step 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

User GClaramunt
by
4.2k points
5 votes

Answer:

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

User KiNgMaR
by
4.0k points