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When a log burns in a fire, a a physical change has occurred. b mass is gained. c new substances are formed.

User Slsy
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2 Answers

5 votes

Answer:

C! New substances are formed.

Step-by-step explanation:

The burning log will release carbon dioxide, which is a new substance that was never there in the first place.

User Martin Jakubik
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2 votes

Answer: technically it is chemical and physical change

Explanation: chemical bc it’s burning and physical bc it’s going from a log to ashes

User Mickey Sheu
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