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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Q. Pick out the correct statement.

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Q. Normality of a solution does not change with the increase in the

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Q. For an endothermic reaction, the minimum value of energy of activation will be (where, ΔH = enthalpy of the reaction)

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Q. Isotopes are atoms having the same

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Q. 500 c.c. each of hydrogen at 700 mm Hg pressure and oxygen at 600 mm Hg pressure are put together in a vessel of 1 litre capacity. The final pressure of the gas mixture will be __________ mm Hg.

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Q. Which of the following terms of Vander Walls equation of state for a non-ideal gas accounts for intermolecular forces ?

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Q. What is the simplest formula of a compound containing 50% of element A (atomic weight = 10) and 50% of element B (atomic weight = 20) ?

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Q. Disappearance of snow in subzero weather exemplifies the process of

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Q. A gas mixture contains 6 moles of H₂ and 2 moles of N₂. If the total pressure of the gaseous mixture is 4 kgf/cm² ; then the partial pressure of N₂ in the mixture will be __________ kgf/cm² .

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Q. How much O₂ can be obtained from 90 kg of water ?

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