One kg of air occupies 0.048 m at 12.5 bar and 537 C° it is expanded at constant temperature to a final volume of 0.336 m³. Calculate the pressure at the end of expansion and the work done during the expansion?
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Q: SOLVE THE PROBLEM AND SHOW YOUR DETAILES SOLUTION Ammonia weighing 22kg is confined inside a…
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- Calculate ∆U and ∆H in heating 55.4 g of Xe from 300 K to 450 K. Assume the heat capacities atconstant volume and constant pressure to be independent of temperature and ideal gas behaviorSuppose that 3.0 mmol N2(g) occupies 36 cm3 at 300 K and expands to 60 cm3. Calculate dG for the process.A rigid insulated tank is divided into 2 equal compartments by athin rigid partition. One of the compartments contains air, assumedto be an ideal gas at 800 kPa and 250◦C. The other compartment isunder a vacuum. The partition is suddenly broken and the air rushesinto the evacuated compartment. The tank pressure and temperatureeventually equilibrate. (a) what is the final temperature of the gas ◦C?(b) what is the final pressure, kPa?(c) how much work is done by the system, kJ/kg?(d) how much heat is transferred to the system kJ/kg
- You have an ideal gas with 1.8 moles. Initally this sample is 187 kPa and 423 K. Heat Capacity at constant presssure is 18.7 J/Kmol. If it undergoed a reversible adiabatic expansion to a temp of 225K. A) what is the final volume? B) what is the final P? C) what is q? D) what is work?Calculate the final pressure of a sample of water vapour that expands reversibly and adiabatically from 97.3 Torr and 400 cm3 to a final volume of 5.0 dm3. Take γ = 1.3.Calculate the final pressure of a sample of carbon dioxide that expands reversibly and adiabatically from 67.4 kPa and 0.50 dm3 to a final volume of 2.00 dm3. Take γ = 1.4.
- A gas obeying the equation of state p(V − nb) = nRT is subjected to a Joule–Thomson expansion. Will the temperature increase, decrease, or remain the same?A sample of 2.2 mol CO2(g) is originally confined in 15 dm3 at 280 K and then undergoes adiabatic expansion against a constant pressure of 78.5 kPa until the volume has increased by a factor of 4.0. Calculate ΔT. (The final pressure of the gas is not necessarily 78.5 kPa.)Calculate the final pressure of a sample of water vapour that expands reversibly and adiabatically from 87.3 Torr and 500 cm3 to a final volume of 3.0 dm3. Take (gamma) γ = 1.3. ANs in t0rr
- One mole sample of an ideal, monoatomic gas initially has a molar volume of 24.45 L/mole at 1 bar and 298.2 K. It was expanded adiabatically and reversibly to 187.8K where the molar volume increased to 48.90 L/mole. How many KJ of work is involved in the process? Express answer in three significant figures1 kg of benzene is poured into a flask and heated to 353 K (the boiling point of benzeneat 1 atm.) using a heating element that has a power of 700 W (we ignore thatit's probably not so healthy and smart to do). After 5 minutes, when the benzene has stoodboiling point, the heating element is taken up, and the remaining mass of benzene in the flaskmeasured at 470 grams. Determine the enthalpy of vaporization of benzene.SOLVE THE PROBLEM AND SHOW YOUR DETAILES SOLUTION Ammonia weighing 22kg is confined inside a cylinder equipped with a piston and has an initial pressure of 413 kPa at 38. Suppose 2900 kJ of heat is added to the ammonia until its pressure and temperature are 413 kPa and 100, respectively. What is the amount of work done by the fluid in kJ?(Note: Molecular Weight of NH3 = 17)