Question 1
A 4.00-liter container is divided into two equal parts, one part containing 0.0100 mole of neon, and the other part containing 0.0100 mole of helium. The divider is removed and the gases mix. What is the change in entropy (in J/K) of this system?
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0.057 6
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0.115
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0.173
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0.086 4
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0.144
Question 2
A Carnot cycle, operating as a heat engine, consists, in the order given, of
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an isothermal expansion, an isothermal compression, an adiabatic expansion and an adiabatic compression.
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an adiabatic expansion, an adiabatic compression, an isothermal expansion and an isothermal compression.
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an isothermal expansion, an adiabatic compression, an isothermal compression and an adiabatic expansion.
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an adiabatic compression, an isothermal compression, an isothermal expansion and an adiabatic expansion.
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an isothermal expansion, an adiabatic expansion, an isothermal compression and an adiabatic compression.
Striking examples where high surface area releases heat.
Nitrogen Cycle
The Female Menstrual Cycle
Life cycle of Entamoeba histolytica.
Sexual Phase of the Fungal Life Cycle
Generalized life cycle for land plants