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What is the percent error in specific volume if the ideal gas model is used to represent the behavior of superheated ammonia at
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- Determine the specific volume of water at 10MPa and 400°C, using: a) the ideal gas equation, b) the generalized compressibility chart and c) the steam tables. d) Determine, for question "c" the behavior of water for the temperature range of 35°C to 600°C, in intervals of 25°C, keeping the pressure constant. Draw the graph and present an analysis.arrow_forwardQ3) An ideal gas has a gas constant R=0.35 kJ/kg. K and a constant-pressure specific heat Cp 1.5 kJ/kg. K. If the gas has a temperature change of 273 °C, answer the followlng questions: %3D Pdv (change in the pressure-volume product) in kJ/kg- k (specific heat ratio) - C- (in kJ/kg. K)= Ah (in kJ/kg) = Au (in kJ/kg) = %3Darrow_forwardComplete the table below for water and label each state on one T-v diagram. Please show your calculations/steps taken where is necessary. Please redraw the table in your answer script. State Р, КРа T, "C h, kJ/kg Phase Description a 22064 373.95 b 1100 1500 1820.8 d 1400 550 e 311.0 2725.5 (20 marks)arrow_forward
- Determine the temperature, in °C, of Butane at 30 bar and a specific volume of 0.026 m³/kg. Hint - you need to use compressibility charts since Butane is non-ideal under the specified conditions. Answer:arrow_forward3-21 Complete this table for H,O: T, °C Р, КРа u, kJ/kg Phase description 400 1450 220 Saturated vapor 190 2500 4000 3040 3-22 Complete this table for H,O: T, °C Р. КРа U, m'/kg Phase description 140 0.035 550 Saturated liquid 125 750 300 0.140arrow_forwardRound everything to four decimal places. Provide solution in this format: Given, Required, Solution and Answer. 1. Using the Beattie-Bridgeman equation explicit in volume, calculate the density in grams per cubic centimetre of N2 at 0°C and 100 atm pressure. 2. Employing the Kamerlingh Omnes equation of state, find the compressibility factors of CO at −50°? and pressure of 1000 atm.arrow_forward
- 86 lll ? QA2.docx 01/ Sketch an isothermal line on P-V diagram indicating important states. Q2/ A vessel with a volume of 1 m' contains a certain gas at a pressure of 5 bar and a temperature of 25 'C. Calculate the specific volume of the gas.arrow_forwardArgon (molar mass 40 kg/kmol) compresses reversibly in an adiabatic system from 5 bar, 25 °C to a volume of 0.2 m If the initial volume occupied was 0.9 m calculate the final pressure in bar to 2 decimal places.. Assume nitrogen to be a perfect gas and take cv 0.3122kJ/kgK. Question 12 of 84 A Moving to another questlon will save this response.arrow_forwardCompute the specific volume, temperature, or pressure (as the case may be) using the ideal gas equation of state and generalized compressibility chart. Show your detailed solution. Substance Steam Butane, C4H10 Gaseous 0₂ V T P °C MPa m³/kg 0.60 0.3520 227 -73 3 0.0096 Ideal Gas Equation T P V Using generalized Compressibility chart Z PR N T P Varrow_forward
- A piston/cylinder apparatus initially contains 0.4 kg of saturated water vapor at a pressure of 200 kPa. The water vapor is now heated until the (extensive) volume of the H,0 is 0.5 m³ (state 2). (a) Fill in the following table. H,0 State Temp. T(C) P (kPa) Specific volume Volume Specific internal energy u (kJ/kg) 2529.1 Pressure P, = 200 kPa V (m?) Sat. vapor v (m³/kg) 1 200 0.5 state 1. (b) Determine the total work done by the H20 during the process, 1→2. (c) Determine the total heat transfer to the H,0 during the process, 1→2. (d) Draw the process on a P-v diagram. Label both states. (e) EXTRA CREDIT: Determine the change in enthalpy of the H20 from 1>2 and explain why this answer makes sense.arrow_forward6.(i). Consider CO, is at 25 bar and 25 °C. Use the concept of generalized compressibility to determine the density of CO, at this condition. Compare this results with that obtained from the ideal gas-equation of state and that from NIST tables (get it from the web). (ii) Use the vdW equation of state to calculate Z(compressibility factor) for CO, and compare the value with NIST data. Data for CO,: Tc = 304.2 K Pc = 73.9 x 105 Pa a = 3.643 x 10° (m³/kmol)² b = 0.0427 m³/kmolarrow_forwardfor steam, the specific ideal gas constant = 461.5 J/kg K A closed system is comprised of pure water substance initially at a temperature of 500 oC and a pressure of 20 MPa (state 1). The system undergoes an isochoric process whereby its pressure drops to 0.1 Mpa (state 2). For state 1 evaluate the specific volume assuming the steam behaves as an ideal gas and comment on your result.arrow_forward
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