Hess's law ____.
a.
makes it possible to calculate H for complicated chemical reactions
b.
states that when you reverse a chemical equation, you must change the sign of H
c.
determines the way a calorimeter works
d.
describes the vaporization of solids
Hess's law makes it possible to calculate H for complicated chemical reactions.
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Asked 11/17/2015 6:15:29 AM
Updated 11/17/2015 6:53:21 AM
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