By heating 200 g of a metal carbonate, 112gof metal oxide and gaseous compound are produced. The Vapor density of the gaseous compound is 22. How many moles of the gaseous compadres are produced in the reaction?
WB Madhyamik 2018
Ans.
. On heating 200 g of metal carbonate, 112 g of metal oxide, and a gaseous compound are produced. The vapor density (VD) of this gaseous compound is 22.
We know molecular weight = 2 x vapor density = 2 × 22 =44 grams
Number of moles = Mara/Gam Molecular mass = 88/44=2 More Ans
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