A sample of gas contains 0.1600 mol of  and 0.1600 mol of  and occupies a volume of 18.9 L. The following reaction takes place: OF2(g) +H2O (g)       →    O2 (g) + 2HF (g) Calculate the volume of the sample after the reaction takes place, assuming that the temperature and the pressure remain constant. Volume =  L

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