Question

A chemical change is the change in ______.
a. state of matter. b. size of matter. c. contraction. d. composition ​

Answer 1

Explanation:

A chemical change is the change in state of matter and composition

Answer 2

Answer:

C and D

Explanation:

Hey army..

a) a change in state of matter is a physical change

b) Properties such as shape, size, colour and state of substance are called its physical change.

c) a chemical change during muscle is contraction.

d) A chemical change occurs when the substance's composition is changed.

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