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Which of the following is a chemical reaction? 1-Painting a wall blue 2-A bicycle rusting 3-Ice cream melting 4-Making a sand castle
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Which of the following is a chemical reaction?

1-Painting a wall blue
2-A bicycle rusting
3-Ice cream melting
4-Making a sand castle

User Happybuddha
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1 Answer

4 votes
A bicycle rusting is a chemical reaction
User TheMaster
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