Which of the following statement is incorrect for a chemical reaction?
(a) Heat may be given out but never absorbed
(b) Sound may be produced
(c) A colour change may take place
(d) A gas may be evolved
Answers
Answered by
1
Answer:
sound may be produced
Explanation:
it not a chemical reaction
Answered by
0
Answer:
option (a) heat may be given out but never absorbed
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