asked 25.4k views
1 vote
Which of there is an indication that a chemical reaction has occurred?

a. freezing of substance
b. a change in color of a substance
c. melting of a substance
d. boiling of a substance

1 Answer

6 votes
answer is (b) , because a chemical change happened
answered
User Iralda Mitro
by
8.6k points
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