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The lattice energy of CaF 2 is the energy change forwhich one, if any, of the following processes? A. Ca 2+ ( s ) +2F

The lattice energy of CaF2 is the energy change forwhich one, if any, of the following processes?

A.

Ca2+(s) +2F-(g) ? CaF2(g)

B.

CaF2(g) ?CaF2(s)

C.

Ca(g) + 2F(g) ?CaF2(s)

D.

CaF2(aq) ?CaF2(s)

E.

none of these choices is correct

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