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- Starting from the definition of Cp and Cv, derive the expression of (Cp-Cv) expressed onlyin measurable quantities. the final answer will be:Can Cp and Cv be easily defined using natural variable expression for dE and dH?At 90 °F and 30.0 psi absolute, the specific weight of a certain gas was 0.0877 lb/ft³. Determine the gas constant.
- Calculate the fugacity of each component in the mixture at the given conditions, assuming valid specified equation. Mixture: carbon dioxide Oxygen y1molar= 0.3 333K and 50 bar solving for Redlich-Kwong kij=0Liquid nitrogen at 90 K, 400 kPa flows into a probe used in a cryogenic survey. In the return line the nitrogen is then at 160 K, 400 kPa. Find the specific heat transfer to the nitrogen. If the return line has a cross-sectional area 100 times larger than that of the inlet line, what is the ratio of the return velocity to the inlet velocity?For an ideal gas of CO2 molecules at 1 bar, calculate (a) the collision frequency with the wall per unit area ????? at 300 K and 1000 K, (b) the collision frequency with other gas molecules ?? at 300 K and 1000 K, and (c) the mean free path ? at 300 K and 1000 K. Use the collision cross section of CO2 of ? = 0.520 nm2 .
- A diffuser is used to increase the pressure of a stream of air circulating at 6500 kg / h. The initial conditions of the inlet are 82 kPa and 197 ° C, and it exits at 115 kPa. The air speed decreases from 245 to 37 m / s as it passes through the diffuser. Calculate: b) The cross-sectional area at the outlet of the diffuser:An oil-fired power plant has a 2.5 m diameter chimney with an exit velocity of 15 m/s. The SO2 concentration in the flue gas is 1,250 ppmv. The total pressure is 1 atm, and the temperature of the gases is 150°C. Estimate the mass emissions of SO2 [kg/s].Carbon dioxide gas with a mass of 88 g is isothermally compressed at a fixed external pressure of 15 bar, with a speed of 298 K and a final pressure of 10 bar from 1 bar. Interpret the results by finding the quantities Δu, Δh, w, Q, Δs, Δa, g and Δsaverage, Δssystem in the event.
- Starting with the expression for thermal expansivity show that for an ideal gas: ? = ?/T and Give two interpretations of this final expression ? = 1/T please give clear handwritten answer ASAP!Consider an ideal Hampson-Linde cycle in which no heat is lost to the environment. Argue that the combination of the throttling valve and the heat exchanger is a constant-enthalpy device, so that the total enthalpy of the fluid coming out of this combination is the same as the enthalpy of the fluid going inQU/A/ eylinder vessel of carbon monaxide (3.0 kg ) at -30°C with length 1.5 m and inner diameter 0.3 m , find pressure in bar used 1- the van der Waals equation, 2- ideal gas equation B/ Air enters convergent nozzle with a stagnation tempecature 310k and stagnation pressure 900kpa the exit area of nozzle is 300mm? determine mass flow rate if back pressure is 530 kpa