What is the density of a $1 m o l e$ sample of neon which has been compressed to a volume of $10 L$ ?

0.5 g / L

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0.1 g / L

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0.45 g / L

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2.02 g / L

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Solution

The correct option is D $2.02 g / L$
Mass of $1 mole$ of Neon $= 20 grams$ [Molecular Mass]
Density of gas $= \frac{Mass of gas}{Volume of gas}$
Given, Volume of gas $= 10 L$
So, density of Neon sample $= \frac{20 g}{10 L} = 2 g / L$

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