A Hot (80°C)lump of Metal Has a Mass of 270

Multiple Choice

A hot (80°C) lump of metal has a mass of 270 g and a specific heat of 0.25 cal/g⋅°C.John drops the metal into a 450-g calorimeter containing 85 g of water at 24°C.The calorimeter is constructed of a material that has a specific heat of 0.10 cal/ g⋅°C.When equilibrium is reached,what will be the final temperature? c_water = 1.00 cal/g⋅°C.

A) 12°C
B) 79°C
C) 21°C
D) 43°C
E) 23°C