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A chemical change occurs when ________.

there is a change in the shape of a substance
there is a change in a state of a substance
there is a large increase in the size of the substance
there are one or more new substances with new properties formed

Respuesta :

the answer is b. welcome
LeafyIsReal

Answer:

There are one or more new substances with new properties formed.

Explanation:

Its a chemical change when a new substance is created with new properties.

Iron Rusting is an example since it cant revert into it's past form.

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