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Which of the following is an example of a chemical change?

water changing color when food coloring is added
gas bubbles forming in boiling water
a gas forming when vinegar and baking soda are mixed
balls of wax forming when melted wax is poured into ice water

User David Bau
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1 Answer

1 vote

Answer:

Water changing color when food coloring is added.

A gas forming when vinegar and baking soda are mixed.

Step-by-step explanation:

Because you can see chemical change as a change which cannot be reverted or a chemical reaction. Since a chemical change is the process where one or more substances are altered into a new one.