Q. What is the heating value of 10 Kg of coal with heat of combustion 10 J/Kg?

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Q. What is the heating value of 2 Kg of coal with heat of combustion 15 J/Kg?

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Q. What is the difference between higher heating value and lower heating value if the product has 5 mole of H₂O and Enthalpy of vaporization is 10 J/mole at standard conditions?

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Q. What is the difference between lower heating value and higher heating value if the product has 2 mole of H₂O and Enthalpy of vaporization is 40 J/mole at standard conditions?

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Q. What is the value of higher heating value if the value of lower heating value is 10 J and the product has 5 mole of H₂O and Enthalpy of vaporization is 4 J/mole at standard conditions?

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Q. What is the heat of reaction for CH₄ + 2O₂ -> CO₂ + 2H₂O, if the heat of combustion of H₂O = 5 J, CO₂ = 10 J, O₂ = 0, and CH₄ = 25 J?

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Q. What is the heat of reaction for N₂ + 3H₂ -> 2NH₃, if the heat of combustion of N₂ = 5 J, H₂ = 2 J, and NH₃ = 15 J?

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Q. What is the heat of reaction for 2CO + O₂ -> 2CO₂, if the heat of combustion of CO = 20 J, O₂ = 5 J, and CO₂ = 25 J?

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Q. What is the heat of reaction for H₂ + Cl₂ -> 2HCl, if the heat of combustion of H₂ = 2 J, Cl₂ = 10 J, and HCl = 10 J?

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Q. What is the heat of reaction for C₆H₆ + 3H₂ -> C₆H₁₂, if the heat of combustion of H₂ = 2 J, C₆H₆= 30 J, and C₆H₁₂ = 25 J?

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Q. What are the degrees of freedom?

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Q. What are the total degrees of freedom if the number of species are 5, total streams are 2, stream temperature 2, stream pressure 2 and heat released 1?

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Q. What are the total degrees of freedom if the number of species are 8, total streams are 3, stream temperature 3, stream pressure 3 and heat released 1, extent of reaction 2?

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Q. What are the total degrees of freedom if the number of species are 4, total streams are 2, stream temperature 2, stream pressure 1 and heat released 1, extent of reaction 1?

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Q. What are the total degrees of freedom if the number of species are 8, total streams are 4, stream temperature 2, stream pressure 2 and heat released 1, extent of reaction 3?

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Q. In a reactor two stream are entering, one with CH₄ at 10 atm and 27°C, and another with O₂ at 10 atm and 0°C, producing CO₂, CO, H₂O, and O₂ at 10 atm and 23°C, what are the total degrees of freedom?

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Q. In a reactor two stream are entering, one with H₂ at 10 atm and 27°C, and another with O₂ at 10 atm and 0°C, producing H₂O₂, H₂O, and O₂ at 10 atm and 23°C, what are the total degrees of freedom?

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Q. In a reactor two stream are entering, one with N₂ at 10 atm and 27°C, and another with O₂ at 10 atm and 0°C, producing NO, NO₂, NO₃, and O₂ at 10 atm and 23°C, what are the total degrees of freedom?

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Q. In a reactor two stream are entering, one with S at 10 atm and 27°C, and another with O₂ at 10 atm and 0°C, producing SO₂, SO₃, and O₂ at 10 atm and 23°C, what are the total degrees of freedom?

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Q. In a reactor two stream are entering, one with H₂ at 10 atm and 27°C, and another with O₂ at 10 atm and 0°C, producing H₂O at 10 atm and 23°C, what are the total degrees of freedom?

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