A system undergoes a process consisting of the following two steps:Step 1: The system absorbs 72 J of heat while 35 J of work is done on it.Step 2: The system absorbs 35 J of heat while performing 72 J of work.Calculate ∆E for the overall process.

Q: The specific heat capacity of water (l) is 1.18 J/g∙℃. What is the molar specific heat capacity of…

A: Given:specific heat capacity of water (l) = 1.18 J/g∙℃.molar mass of water = 18.01 g/mol.

Q: An 80.0 g sample of a gas was heated from 25 ∘C25⁢ ∘C to 225 ∘C.225⁢ ∘C. During this process, 346 J…

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Q: 22. What is the change in internal energy (AE) when a system is heated with 35 J of energy while it…

A: According to the 1st law of thermodynamics: change in internal energy = q + W where as, q-->>…

Q: A gas absorbs 20.0 J of heat and then performs 13.1 J of work. Calculate the change in internal…

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Q: A certain closed system absorbs 150 J of heat and does 210 J of work. Which of the following about…

A: Given: Work done by the system = 210 J And heat absorbed by the system = 150 J

Q: A 25.0 g block of copper (specific heat capacity 0.380 J/g･°C) at 59.8 °C is placed into 500.0 g of…

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A: Dear student since you have asked multiple questions but according to guidelines we will solve 1st…

Q: Which of the following represents a system that is exothermic and is doing work on the surroundings?…

A: Given information,     System is exothermic and doing work on the surroundings

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Q: 1. What and expound the First law of Thermodynamics? 2. Define in your own words A. Specific heat B.…

A: What is first law of thermodynamic, explanation is given below.

Q: While 60 J work is done on the gas, the internal energy increased to 1.8 kJ. What was the value of…

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Q: Calculate q

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Q: An 80.0 g sample of a gas was heated from 25 ∘C to 225 ∘C. During this process, 346 J of work was…

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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 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: When gasoline is burned at constant pressure, some heat is released and some work is done. Which of…

A: The heat exchange, q, at constant pressure, P, is the enthalpy change, ΔH, for the system so ΔH =q.

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Q: According to the First Law of Thermodynamics, a system which absorbs 40 J of heat and produces 20 J…

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A: We have to calculate the work done.

Q: Find the work energy, w, gained or lost by the system when a sample of gas expands from 10 L to 30 L…

A: We have to predict the work gained or lost.

Q: A gaseous system has 71 J of work done on it by surroundings and increases its internal energy by 69…

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

Q: An 80.0 g sample of a gas was heated from 25 ∘C25 ∘C to 225 ∘C.225 ∘C. During this process, 346 J of…

A: ⊙We know that,            ◁E=q+w          ◁E→Internal energyq→heatw→work⊙For work(w)…

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A: To solve this problem we will use the formula   q = m•c • ∆T  Where ,  q = heat released or absorbed…

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Q: A 151.6-g sample of a metal at 74.7°C is added to 151.6 g  at 15.9°C. The temperature of the water…

A: Since Q = mCΔT  where Q = heat  m = mass  C = specific heat  ΔT = change in temperature = final…

Q: 9. Consider the reaction NH4NO; (s) → NH4+ (aq) + NO3- (aq). When 1.25 g of NH,NO3 dissolves in…

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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…