Calculate the work (in kJ) when 4.34 mol of solid ammonium chloride, NH4CI, decomposes completely to yield gaseous ammonia, NH3 and hydrogen chloride, HCl at a temperature of 1,676. K. Treat the expansion as irreversible and the gases formed as perfect. kJ (Include the sign with your answers.)

Q: sample of methane of mass 4.50 g occupies 12.7 L at 310 K. (a) Calculate the work done when the gas…

A: Given information: Mass of methane = 4.50 g Volume = 12.7 L Temperature = 310 K External pressure =…

Q: 4. A 15.0g sample of melted aluminum is put into a calorimeter. The temperature of 90g of water…

A: Interpretation-  To determine the molar enthalpy of the solidification of aluminum when 15g of…

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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…

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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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Q: The change in internal energy for the combustion of 1.0 molmol of octane at a pressure of 1.0 atmatm…

A: Given data, The change in internal energy (Octane) = -5084.1 kJ The change in enthalpy = -5074.1 kJ

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Q: a) Calculate the heat released when the temperature of 1.6 mol of oxygen gas at 3.5 atm pressure is…

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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: 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: If 54.0 g argon at 400 K is compressed isothermally and reversibly from a pressure of 1.50 to 4.00…

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

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

Q: T22    Repeat the previous question but give the answer in Joules. If 15.2 L of gas expands to 45.8…

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Q: A 2.50 g sample of powdered zinc is added to 100.0 ml.L of a 2.00 M aqueous solution of hydrobromic…

A: Given that Mass of zinc = 2.50 gTotal heat capacity = 448 J/KIncreases in temperature = 21.1 K To…

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Q: Calculate q

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Q: Use the data from this table of thermodynamic properties to calculate the maximum amount of work…

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Q: estion 30 of 41 <. Consider an ideal gas enclosed in a 1.00 L container at an internal pressure of…

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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…

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