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?

Related Mcqs:

°API gravity of water at N.T.P. is about__________________?

A. 0 B. 1 C. 10 D. 100...

A gas at 0°C is cooled at constant pressure until its volume becomes half the original volume. The temperature of the gas at this state will be_______________?

A. -136.5°C B. – 136.5°K C. -273°C D. 0°K...

If the absolute temperature of an ideal gas is tripled and simultaneously the pressure is reduced to one third; then the volume of gas will _______________?

A. Remain unaltered B. Increase nine fold C. Increase three fold D. Decrease three fold...

Which of the following is an exothermic reaction ?

A. Conversion of graphite to diamond B. Decomposition of water C. Dehydrogenation of ethane to ethylene D. None of these...

Heat of neutralisation of a strong acid and strong base is always a constant value, i.e., 57 KJ/Kg mole. This is because_________________?

A. The strong base and strong acid reacts completely B. The salt formed does not hydrolyse C. Only OH- and H+ ions react in every case D. The strong base and strong acid reacts in aqueous solution...