The Standard Enthalpy of Formation of NaCl(s) Is -411 KJ/mol

question 18

Multiple Choice

The standard enthalpy of formation of NaCl(s) is -411 kJ/mol.In a Born-Haber cycle for the formation of NaCl(s) ,Which enthalpy change(s)
Is/are endothermic?

• A) the lattice enthalpy of NaCl(s)
• B) the electron affinity of chlorine
• C) the reverse of the lattice enthalpy of NaCl(s)
• D) All of the enthalpy changes are endothermic except for the standard enthalpy of formation of NaCl(s).

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Double Coincidence

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