Question on: SS1 Chemistry - Energy Changes in Chemical Reactions
Which of the following statements about Hess's law is true?
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A
It is only applicable to reactions that occur at constant pressure.
B
It can be used to calculate the enthalpy change of a reaction using calorimetry data.
C
It can only be applied to reactions that occur in the gas phase.
D
It cannot be used to determine the enthalpy change of a reaction if the stoichiometry is unknown.
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Correct Option: B
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