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One mole of oxygen (O(2)) is present in ...

One mole of oxygen `(O_(2))` is present in the following mass of sulphuric acid 

A

98g

B

24.5g

C

196g

D

49g

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The correct Answer is:
D
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AAKASH SERIES-STOICHIOMETRY-OBJECTIVE EXERCISE - 2
  1. 7g of nitrogen occupies a volume of 5 litres under certain conditions....

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

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

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

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

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

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

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

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

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

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  11. 7.5 g of a gas occupies 5.6 litres as STP. The gas is

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  12. 3.011 xx 10^(22) atoms of an element weighs 1.15 g. The atomic mass of...

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

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

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  15. The eqivalent weights of 'S' in SCI(2) and S(2)CI(2) are in the ratio

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

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  17. H(3)PO(4)+2KOHrarrK(2)HPO(4)+2H(2)O Based on the above reaction equi...

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  18. The following reaction occurs in acidic medium KMnP(4) + 8 H^(+) 5e^...

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  19. An alkane has C/H ratio (by mass) of 5.1428. Its molecular formula is

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  20. Analysis of a compound yields the following percentage composition. 65...

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