Consider the information given below

ΔH⁰/ kJmol-1

Enthalpy of lattice formation for CaF2 -2611
Enthalpy of hydration for Ca2+ ions -1650
Enthalpy of hydration for F- ions -506

Using the information given above, calculate the enthalpy of solution for CaF2

1 answer

Reverse eqn 1(change sign of dH), add to eqn 2 and 2 x eqn 3.

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