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A cylinder contains hydrogen gas at pressure of 249 kPa and temperature $27^{O} C$ .
Its density is : ( $R = 8.3 {Jmol}^{- 1} K^{- 1}$ )

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0.2 kg/m3

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detailed solution

Correct option is A

PV=nRTd=PMRT=249×103×2×10−38.3×300Kg/m3d=0.2Kg/m3

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A cylinder contains hydrogen gas at pressure of 249 kPa and temperature 27OC. Its density is : (R=8.3Jmol-1K-1)

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Ready to Test Your Skills?

free study material

A cylinder contains hydrogen gas at pressure of 249 kPa and temperature $27^{O} C$ .
Its density is : ( $R = 8.3 {Jmol}^{- 1} K^{- 1}$ )