HELP IM TIMED
Which statements describe chemical changes? Check all that apply.
They ch...
HELP IM TIMED
Which statements describe chemical changes? Check all that apply.
They change a substance’s properties.
They change a substance’s identity.
They can usually be reversed.
They keep a substance’s arrangement of atoms the same.
They change a substance into a different substance.
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Why is it incorrect to balance a chemical equation by changing the subscripts? explain.
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