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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» E.F. = XY2 E.F.W. = V.D. M.W. = 2 × V.D. M.W. = 2 × [E.F.W.] So molecular formula = (XY2)2 = X2Y4 |
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