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A quantity of 4.50 g CaC2 is reacted with an excess of water at 298K and...

A quantity of 4.50 g CaC2 is reacted with an excess of water at 298K and atmospheric pressure. CaC2 (s) + 2 H2O (l) --> Ca(OH)2 (aq) + C2H2 (g) Calculate the work done in Joules by the Acetylene gas against the atmospheric pressure.

Reference https://www.physicsforums.com/threads/calculate-the-work-in-joules-by-the-acetylene-gas.794536/

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