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The value of R in SI units is :

a) \[8.315*10^{7}erg K^{-1}mol^{-1}\]
b) \[8.315  JK^{-1}mol^{-1}\]
c) \[0.0815  litre atm K^{-1}mol^{-1}\]
d) \[2 calK^{-1}mol^{-1}\]

Answer: b
Explanation: In SI unit value of R =   \[8.315  JK^{-1}mol^{-1}\]

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