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Absolute zero is defined as the tempertu...

Absolute zero is defined as the temperture

A

at which all molecular motion ceases

B

at which liquid helium boils

C

at which ether boils

D

all of the above

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The correct Answer is:
A
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  2. By what factor does the average velocity of a gaseous molecule increas...

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  3. At what temperature is the average velocity of O(2) molecule equal to ...

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  4. The temperature of the gas is raised from 27^(@)C to 927^(@)C, the roo...

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  5. The rms velocity of CO gas molecules at 27^(@)C is approximately 1000 ...

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  6. The ratio between the root mean square speed of H(2) at 50 K and that ...

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  7. The root mean square velocity of one mole of a monoatomic gas having m...

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  8. The molecular velocities of two gases at same temperature are u(1) and...

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  9. The average kinetic energy of an ideal gas per molecule in SI units at...

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  10. As the temperature is raised from 20^(@)C to 40^(@)C the averge kineti...

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  11. Which of the following exhibits the weakest intermolecular forces?

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  12. Given the reaction : C(s)+H2O(l)toCO(g)+H2(g) Calculate the volume...

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  13. Absolute zero is defined as the temperture

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  14. An ideal gas obeying kinetic theory of gases "".

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  15. A,B,C and D are four different gases with critical temperatures 304.1,...

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  16. The gas that liquefies first, when cooled from 500 K to its critical t...

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  17. Which is not true in case of an ideal gas?

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  18. At STP , 0.50 mole H(2) gas and 1.0mole He gas

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  19. The units of surface tension and viscosity of liquids are respectively...

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  20. Which one of the following statements is NOT CORRECT ?

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