Q. Kopp's rule is concerned with the calculation of

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Q. Density of carbon dioxide is __________ kg/Nm³.

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Q. One Newton is equal to __________ dynes.

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Q. A very dilute solution is prepared by dissolving 'x₁' mole of solute in 'x₂' mole of a solvent. The mole fraction of solute is approximately equal to

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Q. An ideal gas can be liquified, because

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Q. The rate of material __________ is zero in case of a steady state system.

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Q. A metal oxide is reduced by heating it in a stream of hydrogen. After complete reduction, it is found that 3.15 gm of the oxide has yielded 1.05 gm of the metal. It may be inferred that the

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Q. 1 kgf/cm² is not equal to

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Q. Pick out the wrong statement.

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Q. On addition of 1 c.c. of dilute hydrochloric acid (1% concentration) to 80 c.c. of a buffer solution of pH = 4, the pH of the solution becomes

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Q. The weight fraction of methanol in an aqueous solution is 0.64. The mole fraction of methanol Xᴍ satisfies

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Q. Pick out the wrong statement.

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Q. In case of a ternery system involving two liquid components and a solute, the ratio of the concentration of the solute in the two phases at equilibrium is called the distribution co-efficient. The distribution co-efficient depends upon the

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Q. Solution made by dissolving equimolar amounts of different solutes in the same amount of a given solvent will have the

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Q. N₂ content in a urea sample was found to be only 42%. What is the actual urea content of the sample ? (molecular weight of urea = 60)

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Q. Specific gravity on API scale is given by the relation(where, G = specific gravity at 15.5°C).

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Q. S.T.P. corresponds to

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Q. With rise in pressure, the solubility of gases in solvent, at a fixed temperature

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Q. Pick out the wrong statement.

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Q. Vapor pressure of water at 100°C is about __________ bar.

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