EXAMIANS
According to Raoult's law, "The vapor pressure exerted by component in a solution is proportional to the mole fraction of that component." Raoult's law is not applicable under the following assumption/condition.
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pH value of a solution containing equal concentration of hydroxyl and hydrogen ions will be
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A long cylinder and a sphere both of 5 cms diameter are made from the same porous material. The flat ends of cylinder are sealed. Both the cylinder and sphere are saturated with the same solution of sodium chloride. Later both the objects are immersed for a short and equal interval of time in a large tank of water which is well agitated. The fraction of salt remaining in the cylinder and the sphere are Xc and Xs respectively. Which of the following statement is correct?
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Pick out the wrong conversion formula for the conversion of weight units :
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The density of a gas at N.T.P.is 'ρ'. Keeping the pressure constant (i.e. 760 mm Hg), the 3 density of the gas will become ¾ 0.75ρ at a temperature of __________ °K
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The net heat evolved or absorbed in a chemical process, i.e. total change in the enthalpy of the system is independent of the
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For an ideal gas, the compressibility factor
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One Newton is equal to __________ dynes.
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Pick out the correct conversion.
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°API gravity of water at N.T.P. is about
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