A 2 kg block of aluminum at 600oC is dropped into a cooling tank. If the final

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A 2 kg block of aluminum at 600oC is dropped into a cooling tank. If the final temperature (T2) at equilibrium is 25oC, determine
(a) The change in internal energy (ΔU) .
(b) The change in entropy (ΔS) of the block as the system. Use the SL model for aluminum (cv = 0.902 kJ/kg-K).
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