Explain the volume of dry gaseous hbr at stp
The volume of dry gaseous HBr at STP that can be obtained from the reaction of 81.6 grams of PBr3 with excess water is: PBr3(1) + 3H2O(1) ------> H3PO3(1) + 3HBr(g)
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A gas occupies a volume of 350 ml at 3000. mm of Hg and 25.0oC. The number of moles of gas present is:
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