Which most likely indicates a chemical change has occurred? a solid substance becoming larger a solid melting and becoming a liquid a green liquid becoming a red liquid a liquid freezing and becoming a solid

Option (c) is the correct answer.

Explanation:

A change which does not lead to any difference in chemical composition of a substance is known as a physical change.

For example, shape, size, mass, volume, density, boiling point, etc of a substance are all physical changes.

On the other hand, changes that lead to cause change in chemical composition of a substance is known as a chemical change.

For example, exploding dynamite, rotting cheese etc are all chemical changes.

Also, a green liquid becoming a red liquid will be a chemical change as color of  substance sometimes changes due to chemical change.

Thus, we can conclude that out of the given options a green liquid becoming a red liquid most likely indicates a chemical change has occurred.

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