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Chemistry, 03.04.2020 21:23 oliviablue7535
Which of these is a sign that a chemical change may have taken place?
A.)A gas is released.
B.)The color changes.
C.)Heat is released.
D.)All of these are signals of a chemical change.
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Which of these is a sign that a chemical change may have taken place?
A.)A gas is releas...
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