Ammonium nitrate has a molar heat capacity of 25.4 kJ/mol. Calculate the final temperature of the solution when 10.0 g of ammonium nitrate is...

Ammonium nitrate has a molar heat capacity of 25.4 kJ/mol. Calculate the final temperature of the solution when 10.0 g of ammonium nitrate is dissolved in 90 g of water. Assume that the specific heat is constant and = 4.184 J/C.g