wolffiegirl wolffiegirl

23-01-2017
Physics

contestada

which of the following describes a chemical change
A. burning paper
B. freezing water
C. melting ice
D. bending a wire

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TayliaMarie88 TayliaMarie88

23-01-2017

The answer is A .

Rusting of iron. combustion (burning) of wood. metabolism of food in the body. mixing an acid and a base, such as hydrochloric acid (HCl) and sodium hydroxide (NaOH) .

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blueeye39 blueeye39

23-01-2017

I think A. burning paper

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