When a Solution of 1 $\omicron$ C)^-1, the Temperature Rises 3

Multiple Choice

When a solution of 1.691 g of silver nitrate is mixed with an excess of sodium chloride in a calorimeter of heat capacity 216 J.( ^$\omicron$ C) ^-1, the temperature rises 3.03 ^$\omicron$ C.What is the reaction enthalpy?

A) -65.7 kJ.mol^-1
B) -0.654 kJ.mol^-1
C) +111 kJ.mol^-1
D) +65.7 kJ.mol^-1
E) +0.654 kJ.mol^-1