A gas expands, doing 100 J of work. How much heat must beadded to this system for its internal energy to increase by 200 J?

Q: By how much must one lower the temperature of a 65 – g of aluminum to change its internal energy by…

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Q: The heat transferred in a thermodynamic cycle of a system consisting of four processes are…

A: Given the processes constitute a cycle.For a cyclic process the system comes back to the initial…

Q: How much heat will occur from a system if has and internal energy that is decreased by 150 J while…

A: Given: The decrease in internal energy is U=-150 J. The work done is W=30 J.   The expression from…

Q: In a certain thermodynamic process, 20 cal of heat are removed from a system and 30 cal of work are…

A: Given data: Amount of heat removed from the system H=- 20 cal Amount of work done on the system W=30…

Q: How much heat is needed to increase the internal energy of a gas in a piston by 4258 J if the gas…

A: Write the expression for the required heat.

Q: calculate the change in internal energy of a system if 300J of heat energy is added to it and if the…

A: Let the heat energy added to the system is denoted by q and the work done by the system is W.

Q: Three moles of an ideal monatomic gas are at a temperature of 375 K. Then 2583 J of heat is added to…

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Q: How much heat transfer occurs from a system, if its internal energy decreased by 50 J while it was…

A: given that,Internal energy decreased:∆U=- 50 Jwork done:∆W=120 J

Q: 3.0 moles of helium gas, that initially occupies a volume of 30 L at a temperature of 280 K,…

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Q: Three moles of an ideal monatomic gas are at a temperature of 322 K. Then 2623 J of heat is added to…

A: the first law of thermodynamics, Q=du+W2623 J=du+-745 Jdu=3368 J the change in internal energy for…

Q: If a system has 275 kcal of work done to it, and releases 5.00x102 kJof heat into its…

A: Given:  Work, W = 275 kcal = 275 x 4.2 = 1155 kJ  heat, Q = - 500 kJ

Q: If 500 cal of heat is added to a gas, and the gas expands doing 500 J of work on it surroundings,…

A: Given: The heat is Q=500 cal. The work done is W=500 J. The expression for internal energy  is:…

Q: We give 70 J as heat to a diatomic gas, which then expands at constant pressure.The gas molecules…

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Q: What is the change in internal energy of a system that takes in 4.48 x 106 J of heat, and does 4.50…

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Q: Suppose you do 100 J of work in compressing a gas. If 80 J of heat escapes in the process, what is…

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Q: what is the ideal efficiency of an engine that runs at 3500 K when the surrounding air is 250 K?

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Q: What is the amount of work that a Carnot engine can perform per kilocalorie of heat input if it…

A: Given: The source Temperature (T1) = 450 ⁰C = 723.15 K          The sink Temperature  (T2) = 182 ⁰C…

Q: If 3.50E2 J of heat are transferred to a system, while the system does 203 J of work. What is the…

A: Heat transferred = Q = 3.50 × 102 J Work done = W = 203 J Change in internal energy = ∆U = ?

Q: What is the maximum efficiency that a heat engine could have when operating between the normal…

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Q: A system does 1.95 × 108 J of work while 7.5 × 108 J of heat is transferred from the system to the…

A: Given data:  Work done by the system (W) = 1.95×108 J Heat transferred from the system to the…

Q: When 1310 J of heat are added to one mole of an ideal monatomic gas, its temperature increases from…

A: d Q = 1310 J  n = 1  Cv =3/2 R d T = 276 - 272 = 4 K

Q: In an adiabatic process, a gas is compressed to ½ its volume and 1800 joules of work is done on the…

A: The work done on the gas is W=1800 J Note: The work done by the system will be taken as negative,…

Q: What work done on the system if the change in internal energy results to - 300j when the system…

A: To determine: The work done on the system   Given: Change in internal energy, ∆U=-300 J Heat…

Q: When gasoline burns in an automobile engine, the heat released (342 J) causes the products CO2 and…

A: Given  Heat release ,Q = - 342 J  Work done by gases  =W =  474 J

Q: A gas is compressed inside a cylinder with an average force of 40 N acts to move the piston 0.20 m.…

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Q: What is the efficiency of an engine that has a hot reservoir of 600 K and a cold reservoir of 300 K?

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Q: In a thermodynamic process, a system absorbs 755 kJ of heat and does 117 kJ of work on its…

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Q: 3600 J of work are done on a container of Argon gas compressing it down from its original state of…

A: According to first law of thermodynamics Q = ΔU + W  ΔU = change in internal energy  W = work done

Q: A system absorbs 199 kJ heat and does 48 kJ of work. What is the net change in the internal energy…

A: Given: Heat absorbed, Q=199 kJ Work done by system, W= -48 kJ ( negative indicate work done by…

Q: When gasoline burns in an automobile engine, the heat released (336 J) causes the products CO2 and…

A: ΔU=?q=-336 JW=-463 J

Q: A Carnot refrigerator extracts heat from a freezer at -5 degree C and exhausts it at 25 degree C .…

A: Convert the temperature from degree centigrade to Kelvin. And

Q: A carnot engine is operating at temperatures of 300K and 500K.If 14000J is absorbed by the engine,…

A: Given data: The higher temperature is TH=500 K. The lower temperature is TL=300 K. Heat absorbed is…

Q: A closed system undergoes a process in which there is no internal energy change. During this…

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Q: Heat supplied to a Carnot engine is 453.6 kcal. How much useful work can be done by the engine…

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Q: A particular engine does 6000 J of work while absorbing 9000 J of heat. What is the change in…

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Q: What is the change in internal energy of a system that takes in 4.53 x 106 ) of heat, and does 4.50…

A: The amount of heat transfer by a system can be given as, Q=Qin-Qout=4.53×106 J-8.67×106 J=-4.14×106…

Q: Six moles of an ideal monatomic gas are at a temperature of 330 K. Then, 2470 J öf heat is added to…

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Q: What is the  internal energy of a thermodynamic system?

A: Internal energy is the energy possessed by the molecules of matter. This energy is mainly due to the…

Q: A heat engine does 8.1 × 107 J of work when supplied 10.9 × 107 J. What is its efficiency?

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Q: internal energy

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Q: A total of a 185 J of work is done on a gaseous refrigerant as it under goes compression, If the…

A: Given data The amount of total work done on the gas is W=-185 J. The increase in internal energy of…

Q: In performing 100.0 J of work, an engine discharges 50.0 J of heat. What is the efficiency of the…

A: Given data The work of the engine is, W=100.0 J The heat discharge is, Q2=50.0 J   The work of the…