A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 71 J of heat while 32 J of work is done on it. Step 2: The system absorbs 32 J of heat while performing 71 J of work. Calculate AE for the overall process. AE =

Q: How many grams of water can be heated from 25.0 oC to 75oC using 12500.0 Joules?

A: Given, amount of heat =12500.0 Joulesinitial temperature =25 °Cfinal  temperature =75 °Cwe are asked…

Q: What is AE for a system which has the following two steps: Step 1: The system releases 50 J of heat…

A: In thermodynamics work done on the gas has positive energy value where as work done by the gas has…

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

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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: If 1001 J of heat is available, what is the mass in grams of iron (specific heat = 0.450 J/g･°C)…

A: Given Heat ( Q ) = 1001 Joule  Specific heat ( s ) = 0.450 Joule/gram℃  Initial temperature ( T1 ) =…

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

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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: 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: a. If 1410 J of heat are applied to a 100g piece of metal pipe and the temperature of the pipe rises…

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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: If a system has 49.5 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, the relationship between work, heat and change in…

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: (d) Consider the complete combustion of Benzene (CeH6). If the density of benzene is 0.88 g/mL, what…

A: Given reaction is : 2C6H6 (l) + 15 O2 (g) ----------> 12CO2 (g) + 6H2O (g) , ΔH0rxn = -6278 KJ…

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

A: The question is based on the concept of chemical thermodynamics. We have to calculate internal…

Q: A cylinder contains a mixture of gases under constant atmospheric pressure. The gases undergo a…

A: The thermodynamics is the branch of science which deals with the heat and other forms of energy.…

Q: AU

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Q: If the specific heat of iron is 0.449 J g ° C , how much iron is in your sample if 925 J were…

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Q: A piece of unknown metal weighs 217 g. When the metal piece absorbs 1.43 kJ of heat, its temperature…

A: Given: Mass of metal, m = 217 g Heat energy, q = 1.43 kJ Initial temperature, T1 = 24.5oC Final…

Q: If a system does 73.0 kJ of work on its surroundings and releases 105 kJ of heat, what is the change…

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

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Q: 4) The specific heat of copper is 0.385 J/g °C. Using the heat equation, Heat = mass x temperature…

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

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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: 900 J of heat are added to a system and 200 J of work are done on the system. What is ∆E?

A: For this problem We have to find the change in internal energy for the given condition.

Q: A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 75 J…

A: The process happening on the system is of two steps given as, Step 1: The system absorbs 75 J of…

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

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Q: net change in the internal energy

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Q: Calculate the change in energy for the following processes and identify if the process is…

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Q: A system undergoes a process consisting of the following two steps: Step 1: The system absorbs 75 J…

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Q: A system releases 740J of heat while doing 123J of work. What is the value of AU (in J)?

A: A system releases 740J of heat while doing 123J of work. What is the value of∆U (in J)?

Q: If a system has 5.00 x 102 kcal of work done to it, and releases 5.00 x 102 kJ of heat into its…

A:

Q: Chargers for cell phones get warm while they are being used. Some of the energy they are using is…

A: Given  Energy needed for charging = 235 J  Energy wasted as heat = 345 J

Q: 2A + 3B → C       ΔHrxn = -125 kJ  Determine the amount of heat emitted when each of the following…

A: The enthalpy of reaction is based on the molar quantities of reactants that is given by the…

Q: If a system does 84.0 kJ of work on its surroundings and releases 105 kJ of heat, what is the change…

A: According to FLT , Change in internal energy = Q + W

Q: 4. A block of aluminum weighing 140 g is cooled from 98.4°C to 62.2°C with the release of 1080…

A: Can find this answer in the image attached below.

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

A: The first law of thermodynamics states that the change in internal energy of a system equals the net…

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: The ΔE of a system that absorbs 184 J of heat from the surroundings and has 42 J of work done on the…

A:

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: 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: 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:

Q: If a system does 62.0 kJ of work on its surroundings and releases 105 kJ of heat, what is the change…

A: Ca (s)  + 1/2 O2  (g)  -------> CaO (s)    ΔH°=-635kJ/mol to get desired equation we have to…

Q: If the same amount of heat is supplied to 10.0 g each of aluminum, iron, and copper (all at 15…

A: We have to find which metal will reach the highest temperature: Given: Mass of all the three…

Q: They are all one question. A chemical reaction is run in which 469 Joules of work is done by the…

A: According to the first law of thermodynamics, the internal energy with work done by the system is…