brittany1846 brittany1846

13-03-2017
Chemistry

contestada

Which of the following is a chemical change?

A: boiling of water
B: melting a cube of ice
C: dissolving 10 grams of salt in water
D: splitting water into hydrogen and oxygen

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sjoh1542 sjoh1542

13-03-2017

Hi I'm in Chemistry too this year,
I believe D is correct because usually physical changes are things like density, color or quantity.

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Аноним Аноним

13-03-2017

d splitting water into hydrogen and oxygen yes because there is a chemical reaction with the molecules that changes the water

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