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5.6 L of a gas at STP are found to have ...

5.6 L of a gas at STP are found to have mass of 11 g. The molecular mass of the gas is

A

Phosphine

B

Phosgene

C

Nitric Oxide

D

Nitrous Oxide

Text Solution

Verified by Experts

The correct Answer is:
D
5.6 L of gas has the mass of 11 g.
`:.`22.4 L of gas will have the mass `11/5.6xx 22.4 = 44`
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FULL MARKS-BASIC CONCEPTS OF CHEMISTRY AND CHEMICAL CALCULATIONS -Additional Questions Solved(Fill in the blanks)
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  3. 5.6 L of a gas at STP are found to have mass of 11 g. The molecular ma...

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  5. The value of Avogardro's number is .

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  6. 46 g of ethanol contains

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  7. The mass of one mole of CaCl(2) is ................ .

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  8. 22 g of CO(2) contains ……….. molecules of CO(2).

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  9. The formula weight of ethanol (C(2)H(5)OH) is

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  10. The number of moles of ethane in 60 g is

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  12. The molar volume of 22 g of CO(2) is…..

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  13. The number of moles of oxygen required to prepare 1 mole of water is

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  14. The oxidation state of a substance in its elementary state is equal to

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  15. The oxidation number of Cr in K(2)Cr(2)O(7) is………

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  16. The oxidation number of N in NH4^(+) ion is

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  17. The number of molecules in 40 g of sodium hydroxide is ……..

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  18. The mass of one molecule of AgCl in grams is

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  19. The empirical formula of Alkene is:...........

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  20. 22 g of a gas occupies 11.2 litres of volume at STP. The gas is

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