Which of the following statements best describes the standard enthalpy (heat) of

Question

Which of the following statements best describes the standard enthalpy (heat) of formation? a) The standard heat of formation is the enthalpy change for the formation of 1 mole of a substance in its standard from its constituent elements in their standard states. b) The standard enthalpy of formation is 0 kJ/mole for any element c) The standard enthalpy of formation for a substance in the liquid phase would be the same as the standard enthalpy formation of the substance in the solid phase d) Both a) and b) e) a) and c) only

Explanation / Answer

The standard heat of formation is the enthalpy change for the formation of 1 mole of a substance in its stabndard state from its constituent eliments in its standard states.

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