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when 3.00g sample of kcl was added to 301g of water in a coffee cup calorimeter the temperature decreased by 1.05C. Assume the specific heat of the solution is the same water; 4.184 J/gC
a) Is the reaction endothermic or exothermic?
b) Calculate the heat for this dissolution reaction
C) calculate the change in enthalpy for this reaction

Sagot :

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