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Problem: Which of the following values of ΔH lattice and ΔHhydration would describe a salt which dissolves endothermically?A. ΔHlattice = +370 kJ/mol and  ΔH hydration = -360kJ/molB. ΔHlattice = +390kJ/mol and ΔH hydration= -410 kJ/molC. ΔHlattice= +100 kJ/mol and ΔH hydration = -120 kJ/molD. ΔHlattice= +470 kJ/mol and ΔH hydration = -510 kJ/mol 

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Which of the following values of ΔH lattice and ΔHhydration would describe a salt which dissolves endothermically?

A. ΔHlattice = +370 kJ/mol and  ΔH hydration = -360kJ/mol

B. ΔHlattice = +390kJ/mol and ΔH hydration= -410 kJ/mol

C. ΔHlattice= +100 kJ/mol and ΔH hydration = -120 kJ/mol

D. ΔHlattice= +470 kJ/mol and ΔH hydration = -510 kJ/mol

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