A 20 kg block of aluminum at 97.4 ∘C is dropped into a tank containing 10...
A 20 kg block of aluminum at 97.4 ∘C is dropped into a tank containing 10 kg of water at 3 ∘C. The final temperature after equilibrium is 30 ∘C.
a) Determine ΔU for the combined system of aluminum and water after the process is complete.
b) Determine ΔS for the combined system of aluminum and water after the process is complete.
Homework Answers
Specific heat capacity
of Aluminium and water as been taken as standard (because these
were missing in question)
Please feel free to ask any doubt, each and every doubt is most welcome.
Thanks
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A 20 kg block of aluminum at 97.4 ∘C is dropped into a tank
containing 10...
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A 46 kg copper block initially at 140°C is dropped into an insulated tank that contains 90 L of water at 10°C. Determine the final equilibrium temperature and the total entropy change for this process. The specific heat of water at 25°C is Cp= 4.18 kJ/kg-K. The density of water is 997 kg/m3. The specific heat of copper at 27°C is cp=0.386 kJ/kg-K. Water Copper 90 L The final equilibrium temperature is 15.85 K. The total entropy change during this...
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