Lattice energy of is and solution enthalpies of cation and anion respectively are and

CHEMISTRY · Subjective · A Level · Chemistry · Energetics · Energetics

Problem

Lattice energy of

\text{NaCl}

-186 \text{ kcal/mol}

and solution enthalpies of cation and anion respectively are

-97

and

-85 \text{ kcal/mol}

. The enthalpy of solution of

\text{NaCl}

in kcal is .....