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The ratio between the number of molecule...

The ratio between the number of molecules in equal masses of nitrogen and oxygen is

A

`7:8`

B

`1:9`

C

`9:1`

D

`8:7`

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The correct Answer is:
D
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AAKASH SERIES-STOICHIOMETRY-Objective Exercise -1
  1. The volume of two moles of oxygen at STP

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  2. The following property of a gas does not vary with pressure and temper...

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  3. The ratio between the number of molecules in equal masses of nitrogen ...

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  4. The gas which is twice as dense as oxygen under the same conditions is

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  5. 1 mole of water vapour is condensed to liquid at 25^(@)C. Now this wat...

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  6. A chemical equation is always balanced with respect which one of the f...

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  7. Which of the following has highest mass?

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  8. 1 gram of hydrogen contains6xx10^(23) atoms. Then 4 grams of He contai...

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  9. Elements 'A' and 'B' combine in the ratio of their

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  10. Mg of a substance when vaporized occupy a volume of 5.6 litre at NTP. ...

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  11. Which among the following is the heaviest?

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  12. Molecular weight of orthophosphoric acid is M. Its equivalent weight i...

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  13. Which of the following acid has the same molecular weight and equivale...

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  14. The equivalent mass of CaCO(3)

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  15. 0.5g of a metal on oxidation gave 0.79g of its oxide. The equivalent m...

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  16. The vapour density of a volatile chloride of a metal is 59.5 and the e...

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  17. Which one of the relationship is wrong?

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  18. Total number of atoms in 44g of CO2 is

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  19. The flask A and B of equal size contain 2g of H2 and 2g of N2 repectiv...

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  20. The following is not a fixed quantity

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