A 0600-Kg Piece of Metal X Is Heated to 100°C and and Placed

Multiple Choice

A 0.600-kg piece of metal X is heated to 100°C and placed in an aluminum can of mass 0.200-kg which contains 0.500 kg of water initially at 17.3°C.The final equilibrium temperature of the mixture is 20.2°C,what is the specific heat of metal X? The specific heats of water and aluminum are 4186 J/kg ∙ K (water) and 910 J/kg ∙ K (aluminum) .

A) 140 J/kg ∙ K
B) 270 J/kg ∙ K
C) 450 J/kg ∙ K
D) 900 J/kg ∙ K