When a substance freezes, what happens to the mass?
a. the mass stays constant as it changes...
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When a substance freezes, what happens to the mass?
a. the mass stays constant as it changes from a liquid to a solid.
b. the mass increases as it changes from a liquid to a solid.
c. the mass decreases as it changes from a liquid to a solid.
d. there is no mass once the substance becomes a solid.
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