Standard enthalpy of formation (ΔH˚f) refers to the enthalpy change for the formation of 1 mole of a compound from its elements in their standard states.
Standard Enthalpies (or Heats) of Formation, ΔH°f , at 298 K
Write equations for the formation of (a) NaCl(s) and (b)Pb(NO3)2(s) from their respective elements in their standard states. Include the value of ΔH°f for each equation.
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