Q. Steam having CP = 105 J/°C, is heated from 100°C to 104°C, what is the enthalpy change?

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Q. Cyclohexane having CP = 48 J/°C, is heated from 50°C to 55°C, what is the enthalpy change?

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Q. What is the value of CP – CV for ideal gases?

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Q. A mixture contains 20% O₂ with CP = 15 J/°C and 80% CO₂ with CP = 20 J/°C, what is the average CP of mixture?

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Q. A mixture contains 30% Ar with CP = 30 J/°C, 30% N₂ with CP = 20 J/°C and 40% CH₄ with CP = 10 J/°C, what is the average CP of mixture?

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Q. A mixture contains 20% O₂ with CP = 10 J/°C, 30% N₂ with CP = 20 J/°C and 50% CO₂ with CP= 40 J/°C, what is the average CP of mixture?

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Q. A mixture contains 20% SO₂ with CP= 35 J/°C, 30% NO₃ with CP = 20 J/°C and 50% CO₂ with CP = 40 J/°C, what is the average CP of mixture?

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Q. Heat Capacity of CO₂ is given by 12 + 3T + T², what is the enthalpy change from 0°C to 6°C?

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Q. Heat Capacity of water is given by 4 + T², what is the enthalpy change from 0°C to 3°C?

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Q. CP-T curve covers 10 J from 2°C to 10°C, what is the enthalpy change?

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Q. CP-T curve of CO₂ forms a rectangle of height 10 J/°C from 5°C to 10°C?

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Q. CP-T curve of H2 forms a rectangle of height 20 J/°C from 4°C to 5°C?

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Q. What is the work done by an open steady-state system if heat transferred to it is 10 J?

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Q. In a closed system, change in internal energy is 10 J and heat transferred to it is 10 J what is the work done by the system?

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Q. In an open system, what is the enthalpy change is heat taken from it is 10 J?

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Q. In an open, steady state adiabatic process if the change in kinetic energy is 10 J and change in potential energy is 15 J, what is the work done by the system?

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Q. In an open, steady state system if the heat transferred is 10 J and work done by the system is 5 J, what is the change in Potential energy (neglect kinetic energy)?

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Q. Which of the following is true for isothermal ideal gases?

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Q. If the system is insulated which of the following might the process be?

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Q. What is the work done for an Isochoric process?

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