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MCQs: 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 ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: 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 0.75 ρ at a temperature of ____________ °K?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: An aqueous solution of 2.45% by weight H2SO4 has a specific gravity of 1.011. The composition expressed in normality is______________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: 1 torr is equivalent to_________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: At a constant volume, for a fixed number of moles of a gas, the pressure of the gas increases with rise of temperature due to___________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: A ‘limiting reactant’ is the one, which decides the ____________ in the chemical reaction?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Heat of reaction is not influenced by__________________?
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MCQs: If the pressure of a gas is reduced to half & its absolute temperature is doubled, then the volume of the gas will_________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Gases diffuse faster compared to liquids because of the reason that the liquid molecules_________________?
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MCQs: Enthalpy of formation of NH3 is – 46 kJ/kg mole. The enthalpy change for the gaseous reaction, 2NH3 → N2 + 3H2, is equal to _____________ kJ/kg. mole?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: A rigid vessel containing three moles of nitrogen gas at 30°C is heated to 250°C. Assume the average capacities of nitrogen to be Cp = 29.1 J/mole.°C and, Cv = 20.8 J/mole.°C. The heat required, neglecting the heat capacity of the vessel, is__________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Increasing the temperature of an aqueous solution will cause decrease in its________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Cp is expressed in S.I. unit as_______________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: In osmosis through a semi-permeable membrane, diffusion of the___________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Solutions which distil without change in composition are called________________?
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MCQs: The equilibria relations in a multi-component and multiphase system cannot be calculated with the help of the_______________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: If pH value of an acidic solution is decreased from 5 to 2, then the increase in its hydrogen ion concentration is _____________ times?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: 1 gm mole of methane (CH4) contains_________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: In case of an unsaturated vapor-gas mixture, the humid volume increases with increase in the________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: The pH value of a solution is 5.9. If the hydrogen ion concentration is decreased hundred times, the solution will be______________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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