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Physical changes are those that ___________ because they do not change the _______ of the substance they are usually ______________.

Chemical changes are those that produce __________ for that reason chemical changes are never __________.

Respuesta :

Answer:

Just as chemists have classified elements and compounds, they ... Changes are either classified as physical or chemical changes. ... Physical changes involve moving molecules around, but not changing them.

Explanation:

If that's wrong then I don't know

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