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10.618g of a NaF is dissolved in a coffee cup calorimeter that contains 50.0mL of water....

10.618g of a NaF is dissolved in a coffee cup calorimeter that contains 50.0mL of water. The measured temperature decreased from 23.8 °C to 22.7°C. determine the change in enthalpy in kL/mol

*kJ/mol

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Answer #1

Hore the temperature decreases, The H₂O remove heat. 910 = (-) exo so the hoxn-- Q H₂O B = (4) othermic the Inn endothermic P

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