Some Basic Concepts of Chemistry
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An aqueous solution of 6.3 g of oxalic acid dihydrate is made up to 250 ml.
By Shaneylee18, 4 years ago
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The vapour density of a mixture containing NO2 and N2O4 is 27.6. Mole fraction of NO2 in t...
By Shaneylee18, 4 years ago
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In a hydrocarbon, mass ratio of hydrogen and carbon is 1:3, the empirical formula of hydro...
By Shaneylee18, 4 years ago
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For preparing 0.1 N solution of a compound from its impure sample of which the percentage ...
By Shaneylee18, 4 years ago
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Which of the following pairs of solutions are expected to be isotonic, temperature being t...
By Shaneylee18, 4 years ago
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A solution is prepared by dissolving 24.5 g of sodium hydroxide in distilled water to give...
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The reaction of calcium with water is represented by the equation
By Shaneylee18, 4 years ago
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During electrolysis of water the volume of O2 liberated is 2.24 dm^3. The volume of hydrog...
By Shaneylee18, 4 years ago
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The weight of one molecule of a compound of molecular formula C60H122 is
By Shaneylee18, 4 years ago
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