A cylinder contains a mixture of gases under constant atmospheric pressure. The gases undergo a chemical reaction. Upon reacting, the gases absorb 835 J835 J of heat from the surroundings and the surroundings do 0.497 kJ0.497 kJ of ??PV work on the gases. What is the value of Δ?ΔH in joules for this process?

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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A: Q = ∆E + W For work done on the system: W = -ve For work done on by the system: W = +ve

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Q: When a solid dissolves in water, heat may be evolved or absorbed. The heat of dissolution…

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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: ) If a gas absorbs 2.0 J of heat from the surroundings and then performs 15.2 J of work, what is the…

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Q: Suppose we have a closed, un-isolated system. When 483 J of heat was introduced to the system, it…

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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: 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: 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: How much heat is released by a system when 45 J of work is done on it to decrease its energy to 23…

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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…

A: According to first law of thermodynamics, the internal energy of the system is equal to the sum of…

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A: According to 1st law of thermodynamics  Change in internal energy= Q-W Q= heat added to the system…

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