A chemical change always involves a change in: I) appearance II) state III) composition IV) temperature...

Question

Question

A chemical change always involves a change in: I) appearance II) state III) composition IV) temperature...

A chemical change always involves a change in:

I) appearance

II) state

III) composition

IV) temperature

answer choices:

A) I and II

B) I, II, IV

C) III only

D) II and IV

E) all of the above

science chemistry

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Answer 1

Answer #1

the answer is C) III only

in chemical change the composition of the compounds always changes due to the chemical reaction occured in it. appearence. temperature and state may be occured in physical changes also

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Answer 2

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