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5. Which of these changes is a chemical change? A. iron rusting B. water boiling C. glass breaking D. a balloon popping
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5. Which of these changes is a chemical change? A. iron rusting B. water boiling C. glass breaking D. a balloon popping

User EngineerDanny
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2 Answers

7 votes
iron rusting because i learned it already
User ThunderEX
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7 votes

Answer:

iron rusting

Explanation: Iron rusting is the only one that creates a new substance that wasnt there before.

User Techsu
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