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What evidence supports the conclusion that a chemical reaction has occurred?
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What evidence supports the conclusion that a chemical reaction has occurred?

User Per Stilling
by
4.3k points

2 Answers

4 votes

Answer:

Precipitation formed

Temperature change

fizzing and hissing

bubbles

change in state

Step-by-step explanation:

User Robaker
by
4.3k points
2 votes

Answer:

Precipitation formed

Temperature change

fizzing and hissing

bubbles

change in state

Step-by-step explanation:

User Haoyu Wang
by
4.0k points
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