Chemistry, asked by ar8254836, 7 months ago

Which of the following are chemical changes?
A. Decaying of wood
B. Burning of wood
C. Sawing of wood
D. Hammering of nail into wood
d. B and D
C. A and C
b. B and C
a. A and B

Answers

Answered by hotiepie32

8

Explanation:

both a and b means option à.

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Answered by parul48914

1

Answer:

b. B and C

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