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Calculate Work Done by Reaction: Example Problem

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Calculate the work done in joules by the reaction when 0.23 g of Na reacts with water to form hydrogen gas at 3°C and 2.0 atm.

2 Na(s) + 2 H2O(l)--> 2 NaOH(aq) + H2(g)

I think it should be a negative number and I have tried -46J and -23J.

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Provides steps necessary to determine the work done.

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