50mL, 20.0°C of water in the coffee-cup calorimeter. After adding 50mL at 98°C of water to the calorimeter, the temperature have changed to 58°C. Calculate the specific heat of the coffee-cup calorimeter. (s(water)=4.184 J/g°C, 1.0 x 10J/°C for the heat capacity of the coffee-cup calorimeter.)