Oxygen gas at 34.5 °C expands from 34.5 L and 45.7 L against a constant pressure of 750 mmHg. What is the work done in joules by the systems ? Lütfen birini seçin: O a. 2.73 x 104 O b. -1.12x 103 O c. 4.55 x 103 O d. 9.09 x 104 O e. 1.12 x 103

Q: A balloonist begins a trip in a helium-filled balloon in early morning when the temperature is 15°C.…

A: Data given: Initial temperature, T1 = 15 °C = (273.15 + 15) = 288.15 K (T K = 273.15 + T °C) Final…

Q: Automobile airbags contain solid sodium azide, NaN3,NaN3, that reacts to produce nitrogen gas when…

A: Given information, Mass of NaN3 = 32.5 g Pressure of the gas = 1.00 atm Temperature of gas =  22°C =…

Q: What is the work associated with the expansion of a gas from 4 L to 6 L under an external pressure…

A: Given initial volume V1=4L         Final volume V2=6LExternal pressure Pext=1.8 atm

Q: What is the largest amount of work other than the pV type that can be performed by the reaction…

A: Ans is -474.26kJ

Q: 650 J of work is done when a gas is compressed in a cylinder. During this process, there is a heat…

A:

Q: 2. Sulfur dioxide gas is reacted with oxygen gas to produce sulfur trioxide gas: SO2(g) + O₂ → SO If…

A:

Q: A system is compressed from 250 L to 5.0 L at a constant pressure of 10.0 atm. What is the amount of…

A: Consider the given information is as follows; Initial volume V1 = 250 LFinal volume V2 = 5.0…

Q: How much work does a gas do when it expands against a constant pressure of 0.500 atm from a volume…

A: The work done can be calculated by the pressure volume work as w=-P∆V       =-PVf-Vi

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

A:

Q: 5.19 Consider these changes. At constant pressure, in which of the reactions is work done by the…

A: The work performed by the compression as well as expansion of a fluid is known as pressure–volume…

Q: 8. One mole of nitrogen gas confined in a cylinder with a piston is heated from 0°C to 819°C at 1.00…

A: a) work done is given by W= P∆V ,where p is pressure and ∆V is change in volume. Also P∆V=nR∆T…

Q: 3.6

A: The work done in a process is expressed as:

Q: Natural gas when allowed to expand from a volume of 5.2 L to a volume of 9.5 L. While the process of…

A: i) Since the gas is being expanded free without any external hindrance Hence it means the external…

Q: 2. A gas undergoes the cyclic process described in the following figure. Determine the net energy…

A:

Q: The following reaction was performed in a constant volume bomb calorimeter: 2N2O(g)  +  3O2(g)   →…

A: Given:  Delta H = -31.7 KJ /°C  Delta T = 0.385 °C  Heat capacity = 5.16 KJ/°C

Q: An Ideal Gas system transfers 1810 kJ of heat to the surrounding and its volume is changed from…

A:

Q: 166. 40.0 g of ice cubes at 0.0°C are combined with 150. g of liquid water at 20.0°C in a coffee cup…

A: The molar mass of water is 18.015 g/mol. The number of moles of water in the 40.0 g sample is…

Q: Two moles of a gas at 1bar and 298k are compressed at constant temperature by the use of constant…

A: Given that: number of moles = 2 moles pressure, P1 = 1 bar pressure, P2 = 5 bar mass = 100 Kg g =…

Q: How much work does a gas do when it expands against a vacuum from a volume of 50.00 mL to a volume…

A:

Q: How much work does a gas do when it expands against a vacuum from a volume of 50.00 mL to a volume…

A: Given: The volume of the gas expands against the vacuum from 50.00 mL to 350.00 mL.

Q: Calculate the work done by a system when a piston expands from a volume of 13.27 L to 76.55 L…

A:

Q: If a gas in a cylinder pushes back a piston against a constant opposing pressure of 4.36 x 105…

A: Given pressure = 4.36 × 105 Pa volume change = 0.877 m3

Q: A mixture of krypton and oxygen gas is expanded from a volume of 31.0L to a volume of 87.0L, while…

A: Work done = P(V2-V1)  where P = pressure , V2 = final volume , V1= initial volume

Q: 8 L by instantaneously decreasing pressure to 0.54 atm (at constant T), how much work (in Joules)…

A: For a gas to be ideal, we assume that there is no force of attraction among the gaseous molecules…

Q: (11) A sample of 770 mol of nitrogen gas is maintained at a constant pressure of 1.00 atm in a…

A: THIS CAN BE SOLVE USING FIRST LAW OF THERMODYANAMICS CHANGE IN INTERNAL ENERGY = HEAT ABSORBED +…

Q: 162. 15.0 g of ice cubes at 0.0°C are combined with 150. g of liquid water at 70.0°C in a coffee cup…

A: The latent heat of ice is given as 6.02 KJmol-1. Molar mass of ice is equal to 18 g. Amount of heat…

Q: A gas expands in volume from 26.7 mL to 89.3 ml at constant temperature. Calculate the work done (in…

A: A numerical problem based on work done, which is to be accomplished.

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A: We have the equation used for the calculation of isothermally irreversible expansion as follows…

Q: A gas is expanded in a cylinder from a volume of 2 L to 22 L by a constant pressure of 2 atm.…

A: As the gas is extended here at a constant pressure. So the work done for isobaric process is given…

Q: A cylinder with a moveable piston contains 92g of Nitrogen. The external pressure is constant at…

A:

Q: A balloon expands from 0.75 L to 1.20 L as is is heated under a constant pressure 1.01 × 105 Pa.…

A:

Q: a) Consider the reaction N2(8) + 3H2(g) 2NH3(g) AHn = -92.6 kJ If 2 moles of N2 reacts with 6 moles…

A:

Q: A gas is compressed at constant temperature from a volume of 6.22 L to a volume of 2.36 liters by an…

A: Work done in the compression of the gas can be calculated by the formula :                  W=-…

Q: A gas absorbs 15.2 J of heat and then performs 15.2 J of work. The change in internal energy of the…

A: Given: Heat absorbed= 15.2 J             Work done= 15.2 J To find : change in internal energy…

Q: A five liter cylinder contained 2 moles of oxygen gas at 20°C. Due to sudden leakage through the…

A: Initial volume (V) i = 5 L, P = 1 atm, T = (20 + 273) = 293 K, n = 2 moles From ideal gas law, P (V)…

Q: In the following chemical equation: CH, (9) + 202 (9) 02 (9) + 2H,0 2 (g) (1) Calculate the work…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 1421J of heat is required to raise the temperature of 350g of metal by 32.00C. Find the specific…

A:

Q: a b C d

A: Given: The internal energy change = -200 J For moving from c to d, required heat, Qcd = 180 J For…

Q: (c) The work done by helium on a balloon was 1.659 kJ. If o.95 mol of helium was allow to expand to…

A: The work done in this question is being assumed that it is a reversible isothermal system since the…

Q: Calculate the work done during a reaction in which the internal volume is compressed from 83L to 13L…

A:

Q: At a constant temperature, an ideal gas is compressed from 6.0 liters to 4.0 liters by a constant…

A: Given: Vol. of the ideal gas, V1 = 6.0 L Vol. of the gas after compression, V2 = 4.0 L The external…

Q: A mixture hot gases expands, changing volume from 2.45 L to 6.82 L, against a constant pressure of…

A: The initial volume = 2.45 L The final volume = 6.82 L Volume difference, ΔV = (final -Initial)…

Q: 12 10 8. 6 2 10 15 20 25 Volume (L) A gas expands and its pressure and volume are recorded, as shown…

A: Doing something against force is called work . The work done will be equal to the area under the…

Q: At constant pressure, which of these systems do work on the surroundings?…

A: Work done during the expansion of a gas at constant pressure: According to the first law of…

Q: Consider an ideal gas in a piston chamber where the initial volume is 2.00L and the initial pressure…

A: A.) To calculate work of the process , we would use formula : w = Pext ∆V    B.) To calculate final…

Q: A system is compressed from 25.0 Lto 20.56 L at a constant pressure of 1.0 atm. What is the amount…

A: Pressure=1atm V1=25Ll V2=20.56L  Workdone=?

Q: A sample of an ideal gas at 24.9 atm and 15.4 L is allowed to expand against a constant external…

A:

Q: Consider the system shown. What is the change in entropy for the process where the energy is…

A: The change in entropy of the given system has to be given, The change in entropy can be calculated…