Answer:
B
Explanation:
Bubbles are a product of a chemical reaction.
The statement which best describes a chemical reaction is the cake rising
as gas bubbles form in the baking cake.
Chemical reaction involves the formation of new chemicals through
reaction between one or more chemicals.The formation of bubbles indicate
the formation of a new gas and is a characteristic of a chemical reaction.
The formation of a bubble in the cake bake means that a new chemical has
been formed which indicates presence of chemical reaction.
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