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which is a sign that a chemical change is occurring????
a: boiling
b:bubbling
c:freezing
d:melting

Respuesta :

SpruceSign

Answer:

B. Bubbling

Explanation:

The formation of bubbles are gas fumes, which are new products. The rest are only physical changes.

vNikiforov12

Answer:

B.) Bubbling

Explanation:

The usual signs of a chemical change are color changes, the formation of a precipitate, the formation of a gas, an odor change, and temperature changes. Bubbles are an example of a formation of gas.

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