2.503 g of ammonium chloride NH₄Cl are added to a calorimeter cup containing 25.30 g of water at 22.0^oC. The temperature of the calorimeter decreases to 17.3^oC.

Assume the specific heat of solution is 4.184 J/g^oC. Assume the calorimeter constant is 23.56

Determine the molar enthalpy of dissolution Hdissolution of NH₄Cl in kJ/mol.

Group of answer choices

13.00 kJ/mol

-13.00 kJ/mol

608.3 kJ/mol

-608.3 kJ/mol

14.05 kJ/mol

-657.5 kJ/mol