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A compound of X and Y has the empirical formula XY2. Its vapour density is equal to its empirical formula weight. Determine its molecular formula. |
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Answer» Molecular weight = 2 x Vapour density = 2 x Empirical formula weight (Given, Vapour density = empirical formula weight) Molecular Weight = Empirical formula weight x n 2 x Empirical formula weight = Empirical formula weight x n n = 2 Molecular Formula = (Empirical Formula) x n = (XY2)2 = X2Y4 |
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