The standard enthalpy of combustion of solid urea (CO(NH2)2) is – 632 kJ mol-1 at 298 K and its standard molar entropy is 104.60 J K-1 mol-1. Calculate the Gibbs energy of formation of urea at 298 K using ΔHf° and S° data given in Table 1 at the end of the Thermodynamics Notes.

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A: Given, Moles of water, n = 1 mol Initial temperature, T1 = 0 °C = 273 K Final temperature, T2 = 100…

Q: consider an ideal gas mixture of 40% H2 and 60% 02 on mole basis .the mixtures is at 1600K ,50kPa…

A: Temperature: 1600 K Pressure : 50kPa Moles Of H2 = 0.4 Moles of O2 = 0.6

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Q: Solve the following questions related to fugacity of a liquid. Assume that liquid is incompressible…

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A: CaCO3↔Ca2+ +CO32-

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Q: Consider a reversible elementary aqueous reaction: A ↔ R. It is found that the reaction has the…

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Q: CH, (g) + 202 (g) → co2(g)+ 2H,0(g) .. Eq. Q7 ...... Q= 0 CH4(g)T=100°C T= ? out Co,(g) 0,e) H,0(2)…

A: Given the reaction, CH4(g) T= 100°C CO2=0.968 Air T = 25°C O2 = 0.21 N2 = 0.79 H2O =1.00 Q=0

Q: Two moles of oxygen gas, which can be regarded as ideal with Cp.m = 29.4 J/mol K (independent of…

A: Given that the gas is ideal Cp= 29.4 J/mol-K T1=273 K V1=11.35 dm3=11.351000=0.01135 m3 T2=373 K

Q: A stream comprising of 40 mole % methanol (1), 28 mole % ethanol (2), 12 mole % 1-propanol (3), and…

A: steam composition: methanol, x1 = 0.4, ethanol, x2 = 0.28, 1-propanol, x3 = 0.12, 1-butanol, x4 =…

Q: Q3) The change of heat capacity with temperature for solid aluminum is as follows: GU/K mol) = 20.67…

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Q: Calculate ΔG for the following reaction at 25 C. Will the reaction occur spontaneously? NH3 +…

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Q: Two moles of oxygen gas, which can be regarded as ideal with Cp.m = 29.4 J/mol K (independent of…

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Q: Consider a reversible elementary aqueous reaction: A ↔ R . It is found that the reaction has the…

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Q: Using RK, calculate the fugacity and fugacity coefficient of Methane at -48.15 oC and 25 bar.

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