Calculate the work, in J, if the volume of a system contracts from1.55 to 0.85 L at a constant pressure of 0.985 atm.

Q: How much work, w, must be done on a system to decrease its volume from 15.0 L to 7.0 L by exerting a…

A: Given :-  initial volume = 15.0 L  final volume = 7.0 L  pressure = 3.0 atm  To calculate :-  work…

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

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Q: A mixture of nitrogen and argon gas is compressed from a volume of 15.0L to a volume of 11.0L, while…

A: From thermodynamics, work done is calculated as: w = -PΔV   Or, w = -P(Vf-Vi)   where Vf and Vi are…

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A: First law of thermodynamics: According to first law of thermodynamics, total internal energy of…

Q: Question attached

A: Given, Initial Volume,  Vi = 46 L Final Volume, Vf = 64 L Pressure, P = 15 atm To find, Work done

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A: SOLUTION: Step 1: The reaction of decomposition of calcium carbonate is as follows: CaCO3 (s) → CaO…

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Q: How much work,

A: Given:Volume V1=10.0L VolumeV2=1.0L Constant pressurePext=5.0 atm

Q: A system contracts from an initial volume of 15.00 L to a final volume of 10.00 L under a constant…

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Q: Compressing a sample of ideal gas irreversibly requires 1.8 kJ of work to be done on the sample of…

A: a) By convention, when work is done on the gas (system) by the surroundings, the work is positive.

Q: A rubberized sphere contains carbon dioxide. If the initial radius of the sphere is 15cm: a. How…

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Q: work performed

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Q: c. Calculate the work (in J) associated with the expansion of a gas from 44 mL to 63 mL at a…

A: Solution In a perfect gas, all the collisions between molecules or atoms area unit absolutely…

Q: please help me, its a two part problem attached as 1 screenshot, please answer both parts.

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

Q: A sample of an ideal gas at 15.0 atm and 10.0 L is allowed to expand against a constant external…

A: According to the Boyle’s law, within a closed system at a constant temperature, the absolute volume…

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Q: The heat capacity of an Object (F) is the amount of heat (Q) required to raise it’s temperature, per…

A: The properties of matter that do not depend on the size or quantity of matter in any way are…

Q: How much work, ?,w, must be done on a system to decrease its volume from 12.0 L to 4.0 L by exerting…

A: Formula used :-  W = -PdV  Where dV = (Vfinal - Vinitial )

Q: Calculate the work done by 5 moles of an ideal gas during the expansion from 5 atm at 25 C to 2 atm…

A: Solutions                     Given that P1 = 5atm n = 5moles  T = 25 C P2 = 2atm T= 50C

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: 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…

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A: Sign convention heat released = positive heat absorbed = negative

Q: A sample of helium behaves as an ideal gas as it is heated at constant pressure from 273 K to 356 K.…

A: Given- Gas behaves as an ideal gas  Initial temperature =273K Final temperature =356K Change in…

Q: In an isolated system 1000 J of heat is added to an ideal monatomic gas, while the gas performs 500…

A: From data Q= +1000J (positive as it is positive in case of heat is added to system as per chemistry…

Q: A gas-forming reaction produces 1.65 m^  of gas against a constant pressure of 160.0 kPa. Calculate…

A: Given -> Volume (V) = 1.65 m3 Pressure (P) = 160.0 kpa = 160×1000 pa = 1.6 × 105 pa

Q: Consider the reaction N2(g) + 3H2(g) → 2NH3(g) ΔHorxn = −92.6 kJ/mol  If 2.0 moles of N2 react with…

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

Q: Calculate the work, in joules, done by a gas as it expands at constant temperature from a volume of…

A: Initial Volume = 1L =Vi Final volume = 1 = Vf External pressure = Pext = 4atm 1atm = 101325Pa 1Pa =…

Q: Write an equation that expresses the first law of thermodynamics in terms of heat and work.

A: The First Law of Thermodynamics states that energy can be converted from one form to another with…

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: Calculate the work (in J) associated with the expansion of a gas from 14.8 L to 44.3 L at a constant…

A: Given data :  initial volume = 14.8L  final volume = 44.3 L  pressure = 3.52 atm

Q: How much work (in J) is involved in a chemical reaction ifthe volume decreases from 5.00 to 1.26 L…

A: We have the formula for work as W = -P deltaV We are given the change in volume as 5 mL to 1.26 mL…

Q: Calculate the work (in J) associated with the compression of a gas from 45.3 L to 21.8 L at a…

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Q: Calculate the magnitude of q for a system that does 508000 kJ of work on its surroundings and for…

A: Given information,

Q: How much work (energy) is required to lift a 173 g object by a height of 71.0 feet? The earth's…

A: The work required in lifting a object is given by  Work = change in potential energy = mgh where m =…

Q: Calculate the work done in joules by the reaction 2Na(s) + 2H2O(l) = 2NaOH(aq) + H2(g) when 0.34 g…

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Q: Example Calculate the work (in J) associated with the expansion of a gas from 44 mL to 63 mL at a…

A: According to the irreversible isothermal expansion of ideal gas, w = -P2 (V2 - V1) where, w is work…

Q: Calculate the work (J) of the system when the ideal gas expands at constant pressure of 2.480 atm…

A: Work done at constant pressure is given by  W = -P∆V ........(1) W = work done = ?  P = pressure =…

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: 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: How much work, w, must be done on a system to decrease its volume from 19.0 L to 12.0 L by exerting…

A: The work done on the system during the compression of a gas from initial volume V1 to a final volume…

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: work

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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: al pressure is 2 atm. Calculate the work done in a constant external pressure of 1 atm.

A: Process is isothermal irreversible  Work = -Pext(V2- V1) At constant pressure, Using ideal gas…

Q: Calculate the work done ( in joules) when a perfect gas in a piston chamber expands from 2.00 L to a…

A: Pressure ( P ) = 1.75 atm Initial volume ( V1 ) = 2.00 L  Final volume ( V2 ) = 5.50 L  ΔV  = V2 -…

Q: How much work (in J) is required to expand the volume of a pump from 0.0 L to 2.5 L against an…

A: Work done is given by W=-Pext(V2-V1) Pext is the external pressure and V2 is the final volume and V1…