A gas absorbs 0.0 J of heat and then performs 15.2 J of work. The change in internal energy of the gas is: Calculate the work for the expansion of CO2 from 1.0 to 2.5 liters against a pressure of 1.0 atm at constant temperature.

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: 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: If we define the system as the reactants and products, what is the sign of work in this process,…

A: According to the first law of thermodynamics, the internal energy of a system can be changed by…

Q: The fuel in high-efficiency natural-gas vehicles consists primarily of methane 1CH42 What is the…

A: Work may be defined as the transfer of energy other than the heat energy and it is done by the…

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: Consider the following cyclic process carried out in two steps on a gas. Step 1: Step 2: 40. J of…

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Q: Glucose metabolism involves multiple processes including glycolysis, glyconeogenesis and…

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Q: What are the signs of q and w if a system absorbs 180 J of heat while expanding (performing work on…

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Q: A chemical reaction in a bomb calorimeter evolves 5.17 kJ of heat. If the heat capacity of the…

A: Given, the heat evolved, q = 5.17 kJ Heat capacity, c = 1.08 kJ/°C Temperature, ΔT = ? The formula…

Q: During a certain chemical reaction 270 J of heat is absorbed by the system and 500 J of work is done…

A: △U = q-w  ∆U = change in internal energy q = heat absorbed by the system w = work is done

Q: Imagine some helium in a cylinder with an initial volume of 1 liter and an initial pressure of 1…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: A sample of hydrogen gas is kept in a container with a piston. Recall that 1 L atm = 101.3 J. If the…

A: Given data :  Volume (V1) = 1.0 L  Volume ( V2) = 4.5 L  To calculate : work done Against a vacuum…

Q: Calculate the work in joules when a piston moves from a volume of 50.00 mL to a  volume of 450.00 mL…

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Q: Calculate "work" and "change in internal energy" for the conversion of three moles of ethanol at 78…

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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: Calculate the work (kJ) done during a reaction in which the internal volume expands from 23 L to 58…

A: Given data,Initial volume=23LFinal volume=58LPressure=0atm

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

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Q: The AH° of the reaction is -1367 kJ. Calculate the work done on the system at 25°C. C2H5OH(1) +…

A: Work done (w) : w = -∆ngRT  w = - ( 2 - 3) x 8.314 x 298  w = 2477.572 J w = 2.48 kJ

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: A mixture of helium and neon gas is expanded from a volume of 87.0L to a volume of 96.0L, while the…

A: Work done = pressure x change in volume

Q: A certain gas expands in volume from 2.0 L to 24.5 L at constant temperature. Calculate the work…

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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: 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: b. Five moles of an ideal gas expand reversibly and isothemally from a pressure of 20 atm to 5 atm…

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Q: How much work (J ) is required to compress a gas from 10L to 7L by exerting a constant pressure of…

A: work done in thermodynamical process is  W = P(V2 - V1)

Q: For the reaction 2NO(g) + 2H2(g) N2(g) + 2H2O(1) AH° = -752.2 kJ and AS° = -351.6 J/K The maximum…

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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: The change in internal energy for the combustion of 1.0 mol of octane at a pressure of 1.0 atm is…

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

Q: During a breath, the average human lung expands by about .50 L. If this expansion occurs against an…

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

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: Calculate the work, w, done in kJ when a gas contracts from 40.0 L to 5.0 L against a constant…

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Q: 1 mole of an ideal gas is at 6 atm pressure, occupies 3 L and has an internal energy of 2735.1 J.…

A: Here the system undergoes two different paths.  Path-1 is constant volume process Path-2 is constant…

Q: - In which of the following systems is(are) work done by the surroundings on the system? Assume…

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Q: .8 A sample consisting of 1.0mol CaCO3(s) was heated to 800 °C, at which temperature the solid…

A: Solution - According to the question - Given - The reaction is CaCO3 (s)   CaO (s) + CO2 (g) So, 1…

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: In a gas expansion, 74 J of heat is absorbed from the surroundings, and the energy of the system…

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

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

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Q: An automobile engine provides 551 J of work to push the pistons and generates 2250 J of heat that…

A: According to first law of thermodynamics, the change in internal energy of a reaction is equal to…

Q: Consider an ideal gas enclosed in a 1.001.00 L container at an internal pressure of 18.018.0 atm.…

A: A. Work = -Pexternal ×volume change -1.001atm×18.018.0-1.001L=-17.034atm-L1atm…

Q: If 15.2 L of gas expands to 45.8 L, against a constant pressure of 0.838 atm what is the value of w…

A: We have given that  gas expand from 15.2L to 45.8L i.e. V1 = 15.2L V2 = 45.8L  at constant Pressure…

Q: 2. A certain gas expands in volume from 2.0 L to 6.0 L at constant temperature. Calculate the work…

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Q: Calculate the work done when 1.0 mol of an ideal gas reversibly expands from 1.0 L to 10.0 L at 298…

A: In thermodynamics work performed by a system is energy transferred by the system to it's surrounding…

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: work

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Q: 00 IN L OUniversity Science Book: presented by Macmillan Learning Stry 4th Edition McQuarrie Rock…

A: Consider an ideal gas enclosed in a 1.00 L container at an internal pressure of 18.0 atm. Calculate…

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…

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.