JEE Advanced 2014 Paper 1 Chemistry Q18

Chemistry · Matter, Measurement & the Mole

Problem

If the value of Avogadro number is

6.023\times10^{23}\,\mathrm{mol^{-1}}

and the value of Boltzmann constant is

1.380\times10^{-23}\,\mathrm{J\,K^{-1}}

, then the number of significant digits in the calculated value of the universal gas constant is