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A 10.8 kg of nickel initially at 202 ∘C is dropped into an insulated basin containing...

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Mechanical Engineering

A 10.8 kg of nickel initially at 202 ∘C is dropped into aninsulated basin containing 23.6 kg of water initially at 27.8 ∘C.Assume that he water does not undergo any phase change when the hotmetal was initially dropped into the water.

a) Assuming no heat losses from the container, what is the finalequilibrium temperature between the water and the nickel? ∘C

b) What would the equilibrium temperature be if the nickel hadlost 479 kJ of heat before being dropped in the water? ∘C

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