Chemistry, 29.04.2021 16:40 1tzM3

What does a negative AHf for a molecule mean? A. Energy was added when the molecule changed phases.
B. Energy was added when the molecule was formed from its
elements.
C. Energy was released when the molecule was formed from its
elements.
O D. Energy was released when the molecule went through a phase
change.
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What does a negative AHf for a molecule mean? A. Energy was added when the molecule changed phases...