If the pressure of a gas is reduced to half & its absolute temperature is doubled, then the volume of the gas will_________________?

Related Mcqs:

1. Simultaneous doubling of the absolute temperature of a gas and reduction of its pressure to half will result in _____________ in the volume of the gas?

   A. No change
   B. Doubling
   C. 1/4th reduction
   D. Fourfold increase

2. A gas at 0°C was subjected to constant pressure cooling until its volume became half the original volume. The temperature of the gas at this stage will be________________?

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

3. 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

4. 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

5. Under conditions of equal reduced pressure and equal reduced temperature, substances are said to be in the ‘corresponding states’. At equal reduced conditions i.e., at the corresponding state, the ____________ of different gases are nearly the same?

   A. Compressibility
   B. Molecular weight
   C. Humidity
   D. None of these

6. The compressibility factor of a gas is given by (where, V1 = actual volume of the gas V2 = gas volume predicted by ideal gas law)____________________?

   A. V1/V2
   B. V2/V1
   C. V1 – V2
   D. V1.V2

7. At what temperature, given mass of a gas that occupies a volume of 2 litres at N.T.P. will occupy a volume of 4 litres, if the pressure of the gas is kept constant ?

   A. 273°C
   B. 273°K
   C. 100°C
   D. 200°C

8. A gas occupies a volume of 283 c.c at 10°C. If it is heated to 20°C at constant pressure, the new volume of the gas will be __________ c.c?

   A. 283
   B. 566
   C. 293
   D. 141.5

9. Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ______________ with the increase of reduced temperature?

   A. Decreases
   B. Increases
   C. Remains constant
   D. Decreases logarithmically

10. With increase in reduced temperature, the fugacity co-efficient of a gas at constant reduced pressure___________________?

    A. Increases
    B. Decreases
    C. Remain same
    D. Decreases linearly