Question

Which of the following is a chemical change?Which of the following is a chemical change?

1. Ice turns into water
2. Bursting of crackers
3. Stretching of a spring
4. Melting of a wax
5. Other:
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Answer 1

1. IS NOT a chemical change
2. IS a chemical change
3. IS NOT a chemical change
4. IS NOT a chemical change
5. may be or may not be a chemical change

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