A process has been proposed whereby an ideal gas is taken from P=10 bar and T=300 K to P=1 bar and T=500K in a closed system. During the process the system performs 1,000 [J] of work and receives 6,430 [J] of heat from the surroundings at a constant temperature of 300 K. The constant pressure heat capacity of the gas cp=30 [J/(mol K)] . Gas constant R=8.314 [J/(mol K)]. (a) (7 pts.) What is the change of molar internal energy [in J/mol] for this process? (b) (8 pts.) How many moles of the ideal gas are there in the system? (c) (10 pts.) What is the change of entropy [in J/K] of the gas? (d) (10 pts.) What is the change of entropy of the surroundings [in J/K]? (e) (5 pts.) Is this process possible according to the second law of thermodynamics?
A process has been proposed whereby an ideal gas is taken from P=10 bar and T=300...
(1) A process has been proposed whereby an ideal gas is taken from P=10 bar and T=300 K to P=1 bar and T=500K in a closed system. During the process the system performs 1,000 [J] of work and receives 6,430 [j] of heat from the surroundings at a constant temperature of 300 K. The constant pressure heat capacity of the gas Cp=30 [J/(mol K)]. Gas constant R=8.314 [J/(mol K)]. (a) (7 pts.) What is the change of molar internal energy...
(1) A process has been proposed whereby an ideal gas is taken from P=10 bar and T=300 K to P=1 bar and T=500K in a closed system. During the process the system performs 1,000 [j] of work and receives 6,430 [J] of heat from the surroundings at a constant temperature of 300 K. The constant pressure heat capacity of the gas cp=30 [J/mol K)]. Gas constant. R=8.314 [J/(mol K)]. (a) (7 pts.) What is the change of molar internal energy...
1. A process has been proposed in which an ideal gas (Cp 30 kJ kmol K1) is taken from 10 bar and 300 K to 1 bar and 500 K in a closed system. During the process the system does 1000 kJ of work and received 5430 kJ of heat from the surroundings at 300 K. Is this process possible?
3 1. One mole of an ideal gas expands isothermally at T = 20°C from 1.2 m² to 1.8 m². The gas constant is given by R= 8.314 J/mol K). (a) Calculate the work done by the gas during the isothermal expansion. W= (b) Calculate the heat transfered during the expansion Q= (c) What is the change in entropy of the gas? AS аук (c) What is the entropy change of the thermal reservoir? AS reservar JK (d) What is...
Clear handwriting Ideal gas (n 2.053 mol) is heated at constant volume from ti 124.00°C to final temperature t = 244.00°C. Calculate the work and heat for the process and the change of entropy of the gas. The isobaric heat capacity of the gas is Cp,m = 28.609 J-K1-mol* Ideal gas (n 2.053 mol) is heated at constant volume from ti 124.00°C to final temperature t = 244.00°C. Calculate the work and heat for the process and the change of...
4. 50 mol of nitrogen gas initially at 10°C and 100 bar are heated at constant pressure to a final temperature of 300°C. Using an appropriate generalized correlation calculate the amount of heat required for the process. Note that nitrogen is not an ideal gas under these conditions. Over this temperature range you may assume Cp of nitrogen to be constant equal to 30 J/mol K
5. Consider the following process. Take 1 mol of monatomic ideal gas at 1 L and 300 K and heat it to 600 K while expanding the volume to 2 L. Calculate the entropy for the system, surroundings, and the universe. (Assume the simplest non-reversible path for this process.)
I. (30 pts.) One mole of an ideal gas with constant heat capacities and ? 5/3 is compressed adiabatically in a piston-cylinder device from T1-300 K, pi = 1 bar to p2 = 10 bar at a constant external pressure Pext"- P2 -10 bar. Calculate the final temperature, T2, and W, Q. AU, AH for this process. 2. (20 pts.) Repeat problem 1 for an adiabatic and reversible compression. 3. (20 pts.) A rigid, insulated tank is divided into two...
A sample of n moles of a monatomic ideal gas is expanded isothermally and reversibly at a constant temperature T from a volume V to 3V. Note that since the temperature of the gas is constant, the internal energy will remain constant. a) Write an expression for the change in entropy ΔS for the system. b) The sample has 7 moles of gas and is kept at a temperature of 305 K. The volume is changed from 0.065 m3 to...
50 mol of nitrogen gas initially at 10°C and 100 bar Hirogen gas initially at 10°C and 100 bar are heated at constant pressure to a final temperature of 300°C. Using an approp ature of 300°C. Using an appropriate generalized correlation calculate the armount or heat required for the process. Note that nitrogen is not an ideal gas under conditions. Over this temperature range you may assume Cple of nitrogen to be constant equal to 30 J/mol K.