Problem: Which statement about enthalpy is true?a. The enthalpy of formation for a pure element in its standard state is always positiveb. The enthalpy of formation of formation for a pure element in its standard state is always negative.c. Enthalpy is a state function because its change depends only on initial and final conditionsd. Enthalpy is not a state function because its change depends on the identities of the reactants and products
FREE Expert Solution
Recall the definition of enthalpy
- amount of energy within a substance that is available for conversion to heat
- property of a thermodynamic system
Problem Details
Which statement about enthalpy is true?
a. The enthalpy of formation for a pure element in its standard state is always positive
b. The enthalpy of formation of formation for a pure element in its standard state is always negative.
c. Enthalpy is a state function because its change depends only on initial and final conditions
d. Enthalpy is not a state function because its change depends on the identities of the reactants and products
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