4. A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 73 J of heat while 35 J of work is done on it. Step 2: They system absorbs 35 J of heat while performing 72 J of work. Calculate the change in internal energy for the overall process (in J).

Q: 4. An amount of heat equal to 2500 J is added to a system, and 1800 J of work is done on the system.…

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Q: A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 71 J…

A: The relationship between the parameters is given as where w = work and q = heat

Q: A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 72 J…

A: Please have a look on the solution attached below

Q: long path acb, 100 J of heat flows into the system and the system does OJ of work. (a) How much heat…

A: The energy change during a process is always conserved. The internal energy is a state function; it…

Q: If a system produces 123.0 kJ of heat and does 45.0 kJ of work on the surroundings, what is the AE…

A:

Q: If a system absorbs 155 kJ of heat from its surroundings and the system does 53 kJ of work on its…

A:

Q: A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 73 J…

A:

Q: If a system absorbs 155.0 kJ of heat from its surroundings and the system does 65.0 kJ of work on…

A: Given that, System absorb heat, so q is positive, so,  q=+155.0 KJ also given, system does work, so…

Q: If a system has 48 J of work done on it and absorbs 22 J of heat, what is the value of AE for this…

A: Given: Work done on the system (w) = +48 J Amount of heat absorbed = +22 J

Q: If a system has 62.0 J of heat added to it, and the system does 25.0 J of work on its surroundings,…

A: Dear student,  Since it is not mentioned that which question you want to ask out of these two…

Q: 4. A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 73…

A: Q = ∆E + W For work done on the system: W = -ve For work done on by the system: W = +ve

Q: If a system absorbs 155.0 kJ of heat from its surroundings and the system does 45.0 kJ of work on…

A: Internal energy of a system is the overall energy that belongs to the system.  Heat is denoted by…

Q: A system receives 225 J of heat from the surroundings and delivers 428 J of work. What is the change…

A: The first law of thermodynamics states that "energy can neither be created nor destroyed , but can…

Q: For a process,AE =+148 kJ and the system does 34 kJ of work on the surroundings. This means that...…

A: Given : ∆Esys = +148 kJ Work on he surroundings = 34 kJ

Q: A copper rod with a mass of 21.0 g cools from 95.0oC to 45.0oC when placed in a water bath. If the…

A: The following equation relates that the quantities between heat and specific heat capcacity: q=mCΔT…

Q: 4. How much will the temperature of a cup (180 g) of coffee at 95 °C be reduced when a spoon…

A:

Q: A gas expands and does work on the surroundings equal to 279 J. At the same time, it absorbs 216 J…

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

Q: A gas does 135 J of work while expanding and, at the same time, absorbs 156 J of heat. What is its…

A: Given :-  heat absorbed by system = 156 J  work done by gas = 135 J To calculate :- ∆U(in J)

Q: The combustion of fuel in a piston cylinder causes an internal energy change of –2.843E3 kJ. The…

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Q: A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 69 J…

A: Given data,Step 1:Heat(Q)=69JWork(w)=-34J(-ve sign represent work is done on the system)Step…

Q: A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 68 J…

A: The process happening on the system is of two steps given as,

Q: A system receives 825 J of heat and delivers 825 J of work to its surroundings. What is the change…

A: Given:Heat received by system, dQ = 825Jwork done by system, dW=825Jchange in internal energy, dU…

Q: If a system absorbs 155 kJ of heat from its surroundings and the system does 95 kJ of work on its…

A:

Q: 1. How much work was done when 46 kJ of energy was spent on compressing a gas as it released 28 kJ…

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Q: 3. A gas does 135 J of work while expanding, and at the same time, it absorbs 156 J of heat. What is…

A: Given: (3) work done by gas=135J Absorbed heat=156J To find: change in internal energy of the…

Q: If a system has 38.5 J of heat added to it, and the system does 75.5 J of work on its surroundings,…

A: According to the first law of thermodynamics,change in internal energy i.e∆U can be calculated by…

Q: Consider the combustion of propane: С3Н: (9) + 50:(9) -> ЗСО2(9) + 4Н-0() ДН — —2221 kJ A balloon is…

A: Since the heat required = 1.5 X 108 J Assuming y grams of propane is com-busted hence moles of…

Q: Which statement is true of the internal energy of the system andits surroundings following a process…

A: The change internal energy is positive that is ∆Esys=+65 kJ.

Q: A system receives 315J of heat and delivers 200. J of work to its surroundings, what is the change…

A:

Q: 6.10)A system releases 255 cal of heat to the surroundings and delivers 428 cal of work. What is the…

A:

Q: 1. A 275 J of work is done on a system that evolves 90 J of heat to the surroundings. a. What is the…

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

Q: A system receives 525 J of heat from its surroundings and delivers 465 J of work to its…

A:

Q: (SHOW CALCULATIONS) A system delivers 1525 J of heat while the surroundings perform 860 of work on…

A: Given : Heat delivers by system = 1525 J  Work performed by surrounding on system = 860 J

Q: A 3.01 kg aluminum engine block heats up to 129.6 °C. Engine coolant at 21.1 °C is added to prevent…

A: Given data,Mass of Al engine(mAl)=3.01Kg=3010gInitial temperature of Al engine(TAl)=129.6oCInitial…

Q: A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 71 J…

A:

Q: What is the internal energy of the system that absorbs 90 J of heat and 15 J work done by the…

A:

Q: How much will the temperature of a cup (180 g) of coffee at 95 °C be reduced when a 45 g silver…

A: The heat lost by the coffee cup is gained by silver spoon.This relationship can be written as shown…

Q: Which statement is true of the internal energy of the system and its surroundings following a…

A: The first law of thermodynamics states that the energy of the universe is constant i.e. the sum of…

Q: If a system absorbs 155.0 kJ of heat from its surroundings and the system does 75.0 kJ of work on…

A: Answer :-  The change in internal energy of the system is  +80.0 kJ.…

Q: A system absorbs 196 kJ of heat and the surroundings do 117 kJ of work on the system. What is the…

A: Given  Heat absorb by system , q = + 196 kJ Work done on the System , w = + 117 kJ By First law of…

Q: If a system absorbs 155.0 kJ of heat from its surroundings and the system does 35.0 kJ of work on…

A: Since we know that according to the first law of Thermodynamics ∆E = q + w  Where , ∆E = change in…

Q: A gas is compressed and during this process the surroundings do 142 J of work on the gas. At the…

A:

Q: If a system absorbs 155 kJ of heat from its surroundings and the system does 75 kJ of work on its…

A: The first law of thermodynamics:                                                         ∆U = q+w…

Q: A system undergoes a process consisting of the following two steps: Step 1. The system absorbs 49 J…

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

Q: A piece of metal with a specific heat of 1.011 J/gºC is heated to 123.1ºC and then placed in 111.031…

A: Use calorimetry principle to get answer. Heat flow from high temperature to low temperature. Metal…

Q: 5. A system compresses when 457 J of work was done on it at the same time it decreases it energy to…

A: Given,  A system 457 J of work done when it compresses, at the same time it decreases energy to 234…

Q: If a system does 80.0 kJ of work on its surroundings and releases 105 kJ of heat, what is the change…

A:

Q: 1. Find the change in internal energy, when 175 J of work is done on a system that evolves 50 J of…

A: The expression for the change in internal energy is ΔU=q+w.......(1). Where, ΔU represents heat…

Q: A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 74 J…

A: We have given that a system undergoing a process consisting of two given steps. And asked for the ∆E…

Q: If a system absorbs 155.0 kJ of heat from its surroundings and the system does 95.0 kJ of work on…

A: