Science, asked by kumarayushman54, 10 months ago

A. Multiple Choice Questions:
Tick (~) the correct answers,
1. Chemical changes are
a. reversible
b. irreversible
C. changes involving formation of one or more
new substances
d. Both b and c

Answers

Answered by tina08

1

Answer:

d. both b and c

Explanation:

It is irreversible because it does not change.

It's changes involve formation of one or more.

Example: Burning of paper - ash and carbon dioxide.

Hope it helps u.

Answered by 20100219130082

2

Answer:

the answer is

a.reversible.

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