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Molar Mass = Vapour density X 2 , is valid for :

  • Option 1)

    Metals

  • Option 2)

    Non - Metals

  • Option 3)

    Solids

  • Option 4)

    Gases

 

Answers (1)

best_answer

As we learnt in 

Molar Mass -

The mass of one mole of a substance in grams is called its molar mass.

- wherein

 Molar mass of water = 18 g mol-1

 

 

Molar mass of gases can be calculated in terms of vapour density only for gases among given options.

Vapour density of gas = Density of the gas/density of hydrogen

 


Option 1)

Metals

Incorrect

Option 2)

Non - Metals

Incorrect

Option 3)

Solids

Incorrect

Option 4)

Gases

Correct

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Plabita

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