A physics student immerses one end of a copper rod in boiling water at   100 ∘C and the other end in an ice-water mixture at 0˚C . The sides of the rod are insulated. After steady-state conditions have been achieved in the rod, an amount of ice with a mass of 0.130 kg melts in a certain time interval. A) For this time interval find the entropy change of the boiling water. ΔS = ___________ B) For this time interval find the entropy change of the ice water mixture. ΔS = ___________   C) For this time interval find the entropy change of the copper rod. Explain why the answer is 0 J/K.   D) For this time interval find the total entropy change of the entire system. ΔSsystem = __________

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Q: Calculate the total change in entropy Δ?ΔS if ?1=2.55 kgm1=2.55 kg of water at ?1=17.5 ∘CT1=17.5 ∘C…

A: Given,  m1= 2.55kg m2= 5.75kg T1= 17.5 °C T2= 67.5°C Specific Heat S= 4186 J/kg K

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A: Data Given.  m1 = 1.99 kg  T1 = 16.6°C = ( 273 + 16.6 ) K = 289.6 K  m2 = 1.36 kg T2 = 79°C = ( 273…

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Q: a student adds heat to .350 kg of pure ice at 0.0 degree Celcius until it is completely melted (but…

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A: Given that:V=1.0 dL=0.1 L Ti=20°C=293 KTf=-20°C=253 K

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Q: A freezer is used to freeze 5.0 L of water completely into ice. The water and the freezer remain at…

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