11. The value of AE for a system that performs 213 kJ of work on its surroundings and loses 79 kJ of heat is kJ.

Q: A chemical reaction is run in which 138 Joules of work is done by the system and the internal energy…

A: Work done by the system is negative. So we use W= -138 J  Given: w= - 138J              ∆u= + 14J To…

Q: The value ofE for a system that performs 111 kJ of work on its surroundings and gains 89 kJ of heat…

A: According to the sign conventions, Work done by the system is taken as negative. Heat gained by the…

Q: What are the signs for q and w to represent a system that's doing work on the surroundings, and…

A: “The relationship between heat with other forms of energy like light, mechanical work is studied…

Q: An experimenter adds 980 J of heat to 1.75 mol of an ideal gas to heat it from 10.0 ∘C to 25.0 ∘C at…

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Q: Does the amount of work that a system can do on its surroundings depend on the path of the process?

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: Which of the following conditions for q and w represent a system gaining heat from the surroundings…

A: Endothermic reaction is a reaction where heat is absorbed by the system from the surroundings.

Q: A system gains 617 kJ of heat, resulting in a change in internal energy of the system equal to +161…

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Q: A piston compresses the air in the cylinder by doing 84J of work on the air. As a result, the air…

A: Given,  What is change in internal energy = ΔU = ?

Q: The air within a piston equipped with a cylinder absorbs 565 J of heat and expands from an initial…

A: Internal energy is the total energy present within a given system, which includes the kinetic energy…

Q: The value of ∆E for a system that gains 115kJ of work from the surroundings and loses 79 kJ of heat…

A: The value of ∆E for a system that gains 115kJ of work from the surroundings and loses 79 kJ of heat…

Q: A system gains 647 kJ of heat, resulting in a change in internal energy of the system equal to +226…

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Q: . What is the change in internal energy of the system (AU) if 82 kJ of heat energy is absorbed by…

A: According to the first law of thermodynamics, the internal energy is equal to the sum of heat…

Q: A piston performs work of 217 L atm on the surroundings, while the cylinder in which it p,aces…

A: Record the given data,   Work done w = 217 L atm   Piston expands from 8L to 24 L.

Q: When 1 mol of a gas burns at constant pressure, it produces2418 J of heat and does 5 J of work.…

A: When a gas burns at constant pressure we have P = constant. So, Pext = P of the gas container We…

Q: Calculate the value of ΔE for a system that loses 50 J of heat and has 150 J of work performed on it…

A: Given: The system loses 50 J of heat. And the work done on the system = 150 J.

Q: During a breath, the average human lung expands about 0.50L. If this expansion occcurs against an…

A: Work in thermodynamics is the amount of energy that is transferred from one system to another system…

Q: A 50.0 g sample of white phosphorus is heated from 298 K to 350 K. If its molar heat capacity, Cp is…

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Q: Calculate the value of internal energy if 670J of heat energy is absorbed by the surrounndings and…

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Q: . Calculate the work done on or by a system that absorbs 260 kJ of heat experiences a change in…

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Q: 2. Calculate the pV work done (in Joules) when a gas expands from 3 L to 8 L against a constant…

A: Given : Initial volume of gas = 3 L  Final volume of gas = 8 L And constant external pressure = 5…

Q: 1. What is the sign of q and w if heat is released from the system and work is done by the…

A: As the heat is released from the system that mean system lost some heat to the surroundings. So, q…

Q: A chemical reaction is run in which 572Joules of work is done on the system and the internal energy…

A: Given W = + 572 J (work is done on the system) ΔU = +438 J Using the first law of thermodynamics…

Q: Why are work, w, and heat, q, not state functions?

A: State function only depends on the final system and on the initial system, it does not depend how we…

Q: The average human lung expands by about 0.50 L during each breath. If this expansion occurs against…

A: In the case of expansion, the system loses energy to the surroundings so work done by the system is…

Q: Suppose we have a closed, un-isolated system. When 483 J of heat was introduced to the system, it…

A: According to the first law of thermodynamics ; change in internal energy is given by the sum of heat…

Q: Explain what is first law of thermodynamics. How it is related to the conservation of energy?

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Q: Calculate w for a system that absorbs 260 kJ of heat and for which ∆E is 157 kJ. Is the work done on…

A: The First law of Thermodynamics states that, ∆E=Q+W where, '∆E' is the change in internal energy of…

Q: How much work if performed by a gas as it expands from 25 L to 40 L against a constant external…

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Q: The internal energy of a gas decreases by 1.65kj when it transfers 1.87kj of energy in the form of…

A: Interpretation: The work done on the gas by the surroundings is to be determined. Concept…

Q: What is the value of ∆? in a system wherein a car engine that releases heat pushing the piston,…

A: By FLOT Internal energy change for the system ( ∆U): ∆U = ∆q + w      = -325 - 451       = - 776 J

Q: Submit A system expands from a volume of 1.00L to 2.00 L against a constant external pressure of…

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Q: Suppose we have a closed, un-isolated system. When 483 J of heat was introduced to the system, it…

A: According to the first law of thermodynamics, the energy of the universe remains constant. For the…

Q: A system that does no work but which receives heat from the surroundings ha O q = AU O q = -AU O q 0…

A: Given that : We have to identify which expression fits for a system that does no work but receives…

Q: 230 BTUs are absorbed by a gas while the gas expands and perform 610 BTUs of work. Calculate the…

A: Given: Heat absorbed by the gas = 230 BTUs  And the amount of work done by the gas = 610 BTUs.

Q: A system does 435 kJ of work(w) and loses 312 kJ of heat(q) to the surroundings. What is the change…

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Q: The value of ΔE for a system that performs 213 kJ of work on its surroundings and loses 79 kJ of…

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Q: Given the thermochemical formation reactions:   1/2 Br2(l) + F2(g) → BrF(g) ∆H˚ = -58. kJ   and…

A: 1/2 Br2(l) + 1/2F2(g)     →   BrF(g)          ∆H1˚ = -58. kJ    ............................(1) 1/2…

Q: A system absorbs 21.6 kJ of heat while performing 6.9 kJ of work on the surroundings. If the initial…

A: According to 1st law of thermodynamics:-∆u=q+wwhere,∆u= cange in internal energyq= heat given to the…

Q: Why is the work done when a system expands against a con-stant external pressure assigned a negative…

A: In thermodynamics, pressure volume work is done when the pressure is applied on the system to change…

Q: A system gains 612 kJ of heat, resulting in a change in internal energy of the system equal to +181…

A: Interpretation: A system gains 612 kJ of heat, resulting in a change in internal energy of the…

Q: 1.00 mol of a diatomic ideal gas in a piston-cylinder initially occupies 8.0 L at 300 Kelvin and…

A: Given, T1 = 300 K V1 = 8 L T2 = 390 K n = 1 mol

Q: Two metals of equal mass with different heat capacities are subjected to the same amount of heat.…

A: Please have a look on the answer:

Q: The standard molar enthalpy of formation for oxygen gas, O2(g), is zero. The enthalpy of formation…

A: Molar enthalpy of formation of a substance is the energy required or released when one mole of a…

Q: Consider a mixture of air and gasoline vapor in a cylinder with a piston. The original volume is 36…

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Q: A system does 435 kJ of work(w) and loses 312 kJ of heat(q) to the surroundings. What is the change…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 1. Calculate w for a system that absorbs 260 kJ of heat and for which AE = 157 kJ. Is the work done…

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Q: THERMODYNAMICS Q) The work done when a gas is compressed is 500 J. During the compression, the gas…

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Q: III WICI a process occurs at constant external pressure. a) What is the sign of w for the system? Is…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: Calculate ΔE for a system that absorbs 506.0  kJ of heat from its surroundings and does 379.0  kJ of…

A: It is a given that a system absorbs 506 kJ of heat and the system does 379 kJ of work on the…