Copper sulfate (CuSO4) is sometimes used as an algicide in swimming pools to limit the use of chlorine. If 50.0 g of cop

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Copper sulfate (CuSO4) is sometimes used as an algicide in swimming pools to limit the use of chlorine. If 50.0 g of copper sulfate (CuSO4) is dissolved in 250 ml of water at 18.5 ° C, the final temperature is found to be 38.8 ° C.

Determine the molar heat of dissolution of copper sulfate.

1)-67.9 kJ / mol

2)67.9 kJ / mol

3)-129.7 kJ / mol

4)129.7 kJ / mol