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The density of a gas at STP is 2g/I. Its...

The density of a gas at STP is 2g/I. Its molecular weight is 

A

22.4

B

56

C

44.8

D

30

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-STATES OF MATTER-PRACTICE EXERCISE
  1. The density of oxygen at 2atm. and 27^@C is

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  2. At 273K, 2 moles of a gas is present in 22.4 lit vessel. The pressure ...

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  3. The density of a gas at STP is 2g/I. Its molecular weight is

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  4. The mass of 2.46lit of CH4 at 1.5atm and 27^@C is

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  5. 44.8 litres of H2 and 67.2 litres of O2are mixed at STP. The weight of...

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  6. What weight of N2 is present in a 22.4 lit flask at 273^@C and 380mm?

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  7. What is the mole percentage of O(2) in a mixture of 7g of N(2) and 8g ...

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  8. An open vessel at 27^@C is heated until three-fourths mass of the air ...

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  9. Oxygen is present in a flask of 1.12L capacity at a pressure of 7.6 xx...

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  10. The volume occupied by 8.8 gm of CO2 at 31.1^@C and 1 bar pressure (...

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  11. At standard pressure and temperature conditions the density of a gas i...

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  12. The volume of 2.8g of carbon monoxide at 27^@C and 0.821 atm pressure ...

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  13. 7.5 g of a gas occupies 5.6 litres as STP. The gas is

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  14. What is the density (in "g lit"^(-1)) of CO2, at 400 K and exerting a ...

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  15. The volume of a gas measured at 27^@C and 1 atm pressure is 10 litres....

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  16. The density of a gas 'S' at 2 atm and 27^@C is 1.3 gm / lit. Then the ...

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  17. The weight of 112 ml of oxygen at STP, on liquifaction would be

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  18. A bulb of unknown volume 'V' Contains an ideal gas at 2 atm pressure. ...

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  19. 200 ml of O2 gas maintained at 700mm pressure and 250ml of N2 gas main...

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

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