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Josh decided to mix some vinegar with baking soda. He knew that a reaction occurred because he made careful observations. He noted that the mixture started to foam up and bubble and was white in color. How did Josh know that a chemical reaction occured? He was sure a reaction occurred because of

Verified Answer :

sonyabeavers12

The only reason it became a chemical reaction was by the bubbling and that a characteristic of a chemical reaction.

marinette101

A)the formation of a gas

I had same question on usatestprep

Evidence of a chemical reaction can be the formation of a gas. When the bubbling occurred this indicated a gas was formed.

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