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A gas cylinder of capacity of 20 dm^(3) ...

A gas cylinder of capacity of `20 dm^(3)` is filled with gas X, the mass of which is 10g. When the same cylinder is filled with hydrogen gas at the same temperature and pressure, the mass of the hydrogen is 2g. Hence the relative molecular mass of the gas is

A

5

B

10

C

15

D

20

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The correct Answer is:
B
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ICSE-MOLE CONCEPT AND STOICHIOMETRY-QUESTIONS FOR PRACTICE ON EXAMINATION PATTERN (SECTION I)
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  14. Match (A) mole, (B) Avogadro's number, (C) 22.4 L, (D) vapour density,...

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  15. Match (A) mole, (B) Avogadro's number, (C) 22.4 L, (D) vapour density,...

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  17. Match (A) mole, (B) Avogadro's number, (C) 22.4 L, (D) vapour density,...

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  18. The volumes of gases A, B, C and D are in the ratio, 1:2:2:4 under the...

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