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What is the mole percentage of O(2) in a...

What is the mole percentage of `O_(2)` in a mixture of 7g of `N_(2)` and 8g of `O_(2)`? 

A

0.25

B

0.75

C

0.5

D

0.4

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-STOICHIOMETRY-Objective Exercise -2
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  3. What is the mole percentage of O(2) in a mixture of 7g of N(2) and 8g ...

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

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

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  10. 1 mole of each of Ca(OH)(2) and H(3) PO(4) are allowed to react under ...

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

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  12. Which of the following has higher mass

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  13. One mole ion which has two moles of charge

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  14. Select wrong clientical reaction aniong the following

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  15. The mass and charge of one mole of electrons, respectively is

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  16. Equivalent weights 36. A bivalent metal has 12 equivalent weight. The ...

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  17. Molecular weight of Mohr's salt is 392. Its equivalent weight when it ...

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  18. The equivalent weights of S in SCl(2) and S(2)Cl(2) are in the ratio

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  19. The equivalent weight of a metal in different compounds are 18.6 ad 28...

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  20. In the disproportionation reaction, 3HClO(3) to HClO(4)+Cl(2)+2O(2)+2H...

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