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Chose all the right answers Which of the following are chemical changes? smashing a rock breaking glass digesting your lunch iron rusting burning paper
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3 votes
Chose all the right answers

Which of the following are chemical changes?

smashing a rock
breaking glass
digesting your lunch
iron rusting
burning paper

User Himanshu Pant
by
4.1k points

2 Answers

3 votes

Answer:

Iron Rusting

Burning Paper

Digesting your lunch

Step-by-step explanation:

These can't be turned back into their past forms is one way to identify if it's a chemical change.

User Yardie
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4.6k points
3 votes
burning paper hope this helped
User MarkAlanFrank
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5.1k points
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