A mFe = 0.16 kg mass of iron is heated to 100∘C and then placed in a Styrofoam cup containing mw = 0.50 kg of water. Initially, the water and has a temperature of 27∘C. Find the equilibrium temperature of the system.  cw = 4186 J/kg∘C and cFe = 460 J/kg∘C.

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