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7g of nitrogen occupies a volume of 5 li...

7g of nitrogen occupies a volume of 5 litres under certain conditions. Under the same conditions one mole of a gas, having molecular weight 56, occupies a volume of 

A

40L

B

20L

C

10L

D

80L

Text Solution

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The correct Answer is:
B
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AAKASH SERIES-STOICHIOMETRY-Objective Exercise -2
  1. The density of a gas is 2, relative to nitrogen, under the same condit...

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  2. The density of a gas at STP is 1.5 g/L. Its molecular weight is

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  3. 7g of nitrogen occupies a volume of 5 litres under certain conditions....

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  4. Henry thinks that a mole contains 6.023 xx 10^(24) molecules. Hence th...

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  5. A copper plate of 20 cm x 10 cm is to be plated with silver of 1 mm th...

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  6. One mole of oxygen (O(2)) is present in the following mass of sulphuri...

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  7. The number of gram - atoms of sulphur in 2 moles of peroxydisulphuric ...

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  8. Four ten litre flasks are separately filled with the gases hydrogen, h...

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  9. Which of the following has number of molecules present equal to those ...

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  10. If the relative atomic mass of oxygen is 64 units, the molecular mass ...

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  11. Both 22 grams of CO(2) and 8 grams of methane contain the following ca...

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

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  13. The number of oxygen molecules present in 100 grams of limestone is

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  14. 7.5 g of a gas occupies 5.6 litres as STP. The gas is

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  15. Total number of sulphate ions present in 3.92 g of chromic sulphate is...

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  16. 48 g of Mg contains the same number of atoms as 160 g of another eleme...

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  17. Bell metal contains 80% copper . The mass of Bell metal which contain ...

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  18. Number of atoms in 558.5 gm Fe (At.wt of Fe = 55.85 g mol^(-1)) is

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  19. 1 mole of each of Ca(OH)(2) and H(3) PO(4) are allowed to react under ...

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  20. The mass of 1.5 xx 10^(26 molecules of a substances is 16 kg . The mol...

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