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8.2 L of an ideal weight 9.0 g at 300 K ...

8.2 L of an ideal weight 9.0 g at 300 K and 1 atm. pressure. The molecular mass of gas is

A

9

B

27

C

54

D

81

Text Solution

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The correct Answer is:
B
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MOTION-GASEOUS STATE -EXERCISE -1 (INTRODUCTION & STATE PARAMETERS)
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  2. 8.2 L of an ideal weight 9.0 g at 300 K and 1 atm. pressure. The molec...

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  3. The energy of an ideal gas is

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  4. The density of a gas is equal to ? ( P = pressure , V= volume , T = ...

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  5. One litre of an unknown gas weighs 1.25 g at N.T.P. which of the follo...

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  6. If the density of a gas A is 1.5 times that of B, then the molecular m...

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  7. The value of gas constant R is 8.314 X. Here X represents

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  8. The value of gas contant per degree per mol is approximately :

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  9. A gas is found to have a formula [CO](x). If its vapour density is 70,...

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  10. At room temperature Dalton's law of partial pressure is not applicable...

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  11. The total pressure of a mixture of two gases is

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  12. Equal masses of SO(2), CH(4) and O(2) are mixed in empty container at ...

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  13. Air contains 79% N(2) and 21% O(2) by volume. If the barometric pressu...

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  14. A gas 'A' having molecular weight 4 diffuses thrice as fast as the gas...

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  15. The increasing order of effusion among the gases H(2), O(2), NH(3) and...

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  16. The rate of diffusion of methane at a given temperature is twice that ...

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  17. In which of the following pairs the gaseous species diffuse through a ...

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  18. In a closed vessel of 5 litres capacity, 1 g of O(2) is heated from 3...

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  19. Which is not correct in terms of kinetic theory of gases?

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  20. The kinetic energy of 1 mole of gas is equal to -

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