Q. One kg of saturated steam at 100°C and 1.01325 bar is contained in a rigid walled vessel. It lias a volume of 1.673 m³. It cools to 98°C ; the saturation pressure is 0.943 bar ; one kg of water vapour under these conditions has a volume of 1.789 m³. The latent heat of condensation (kJ/kg⁻¹ ) under these conditions is

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Q. Weight of 56 litres of ammonia at N.T.P. is __________ gm.

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Q. Concentration of a solution expressed in terms of __________ is independent of temperature.

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Q. The average translational kinetic energy with which a gas molecule is endowed is dependent on its

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Q. The vapor pressure of a substance, at its melting point, is __________ in the solid state as compared to that in the liquid state.

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Q. Heat of __________ of a fuel is called its calorific value.

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Q. Recycling in a chemical process facilitates

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Q. Kinetic theory of gases stipulates that, the

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Q. Solutions having the same osmotic pressure are called __________ solutions.

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Q. One micron is equal to __________ cm.

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Q. A vapor that exists above its critical temperature is termed as a __________ vapor.

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Q. Colligative properties of a dilute solution are those which depend entirely upon the

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Q. For an ideal solution, the total vapor pressure varies __________ with the composition(expressed as mole fraction).

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Q. Pick out the wrong statement.

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Q. Measurement of the amount of dry gas collected over water from volume of moist gas is based on the

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Q. In physical adsorption, as compared to chemisorption, the

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Q. 1 BTU/lb.←°F is equivalent to __________ kcal/kg.°C.

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Q. The forces causing the vaporisation of liquid are derived from the Kinetic energy of translation of its molecules. The heat of vaporisation

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Q. For a neutral solution (pH = 7), the value of[H⁺] [OH⁻] is equal to

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Q. Which of the following gravity scales is used exclusively for liquids heavier than water ?

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