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The total number of electrons present in...

The total number of electrons present in `18 mL` of water is ……

A

`6.023 times 10^(23)`

B

`6.023 times 10^(24)`

C

`6.023 times 10^(25)`

D

`6.023 times 10^(21)`

Text Solution

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The correct Answer is:
B
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MOTION-MOLE CONCEPT-EXERCISE - 1
  1. Number of moles of water in 488 gm of BaCl(2).2H(2)O are - (Ba = 137)

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  2. The mass of carbon present in 0.5 mole of K(4)[Fe(CN)(6)] is -

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  3. The total number of electrons present in 18 mL of water is ……

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  4. 2 moles of H2 at NTP occupy a volume of

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  5. 4*48 litre of methane at S.T.P. correspods to

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  6. Mol. wt. = vapour density times 2, is valid for -

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  7. 5*6 L of a gas at S.T.P. weights equal to 8 g. The vapour density of g...

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  8. The maximum volume at N.T.P. is occupied by-

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  9. Equal masses of O(2), H(2) and CH(4) are taken in a container. The res...

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  10. 16g of SO(x) occupies 5.6 litre at STP. Assuming ideal gas nature, the...

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  11. The density of air is 0.001293 gm/ml at S.T.P. It’s vapour density is ...

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  12. Hydrogen and oxygen combine to from H(2) O(2) and H(2)O containing 5....

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  13. If water sample are taken from sea, rivers or lake, they will be found...

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  14. Which one the following combinations illustrate law of reciprocal p...

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  15. The law of multiple proportion is illustrated by

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  16. The law of conservation of mass holds good for all of the following ex...

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  17. If law of conservation of mass was to hold true, then 20*8 g of BaCl(2...

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  18. The percentage of nitrogen in urea is about:

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  19. Insulin contains 3.4% sulphur by mass. What will be the minimum molecu...

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  20. The per cent of N "in" 66% pure (NH(4))(2)SO(4) sample is:

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