nyahmandeya nyahmandeya 29-02-2024 Chemistry contestada 5. A sample of KCl was dissolved in a coffee cup calorimeter. The calorimeter contained 75 g of water, whose temperature changed from 31.0 to 21.6 oC. The molar heat of solution for KCl is ΔHsol = 17.2 kJ/mol. What mass of KCl was dissolved?