Q. The increase in the temperature of the aqueous solution will result in decrease of its

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Q. Which of the following gases is the most soluble in water ?

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Q. Pick out the wrong statement:

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Q. Pick out the wrong unit conversion.

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Q. The value of (Cᵨ - Cᵥ)for a real gas obeying Vander Wall's equation is

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Q. A fluid gas produced on burning furnace oil contains 0.15 gm mole of CO₂, 0.05 gm mole of oxygen and 0.80 gm mole of N₂. What is its molecular weight ?

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Q. A gaseous mixture contains 14 kg of N₂, 16 kg of O₂ and 17 kg of NH₃. The mole fraction of oxygen is

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Q. Sodium __________ has inverted solubility curve i.e. its solubility increases with the lowering of temperature.

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Q. Which of the following has the least (almost negligible) effect on the solubility of a solute in a solvent ?

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Q. If the partial pressure of the solvent in the vapor phase is equal to the vapor pressure of the solvent at that temperature, then the system is said to be at its

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Q. At higher temperatures, molal heat capacities for most of the gases (at constant pressure) __________ with increase in temperature.

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Q. Pick out the wrong unit conversion.

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Q. Pick out the wrong unit conversion.

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Q. The accumulation in a steady state combustion process, burning 1 kg mole of carbon with 1 kg mole of oxygen thereby producing 1 kg mole of carbon dioxide, is __________ kg mole.

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Q. Addition of a non-volatile solute to a pure solvent

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Q. The depression in freezing point of a solution is

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Q. For the gaseous phase reaction,

N₂ + O₂ ↔ 2NO, ΔH = + 80 kJ/kg. mole;

the decomposition of NO is favoured by

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Q. Pick out the correct statement.

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Q. In case of a solution (not of a solid in a liquid), whose total volume is less than the sum of the volumes of its components in their pure states, solubility is

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Q. Pure oxygen is mixed with air to produce an enriched air containing 50 volume % of oxygen. The ratio of moles of air to oxygen used is

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