# Chemistry

Chemistry Level 3

If 100 mole of $$\ce{H2O2}$$ decompose at 1 bar and 300K, the work done (kJ) by one mole of O2(g) as it expands against 1 bar pressure is $\ce{2H2O2} \ (l) \ce{-> 2H2O} \ (l) \ce{+ O2} \ (g)$

(R=8.3JK)

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