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lbvjy [14]
3 years ago
9

Which of the following are not clues that a chemical reaction has taken place?

Physics
2 answers:
Sladkaya [172]3 years ago
6 0
Im thinking a and d but if its just one answer im thinking mostly a
NNADVOKAT [17]3 years ago
4 0
D. Constant Temperature. 
When a chemical reaction occurs there is almost always a change in temperature.<span />
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