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Ideal Gas Equation

In the equati...

Question

In the equation of state of an ideal gas $P V = n R T$ , the value of the universal gas constant is not correct.

8.314 J K^{- 1} m o l^{- 1}

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0.0821 a t m L m o l^{- 1} K^{- 1}

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0.8314 b a r L m o l^{- 1} K^{- 1}

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2 c a l m o l^{- 1} K^{- 1}

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Solution

The correct option is B $0.8314 b a r L m o l^{- 1} K^{- 1}$
Value of R = $8.314 J K^{- 1} m o l^{- 1}$ = $0.0821 a t m L m o l^{- 1} K^{- 1}$ = $0.08314 b a r L m o l^{- 1} K^{- 1}$ = $2 c a l m o l^{- 1} K^{- 1}$

Hence, Option "C" is the correct answer.

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