Chemical Engineering :: Stoichiometry
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Atoms of the same element, but of different masses are called
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If pH value of an acidic solution is decreased from 5 to 2, then the increase in its hydrogen ion concentration is __________ times.
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Kopp's rule is concerned with the calculation of
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Pick out the wrong statement.
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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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Solution made by dissolving equimolar amounts of different solutes in the same amount of a given solvent will have the
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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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Specific gravity on API scale is given by the relation(where, G = specific gravity at 15.5°C).
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S.T.P. corresponds to
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A.
The effect of pressure on heat capacity of gases at pressure above one atmosphere and above the critical temperature is negligible.
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B.
The value of Cp of gases increases with increase in pressure, above atmospheric pressure.
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C.
The value of Cp at critical temperature and pressure reaches infinity.
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D.
all (a), (b), and (c).
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