The NIST Reference on Constants, Units and Uncertainty

Fundamental Physical Constants
Constants
Topics:
Values
Energy
Equivalents
Searchable
Bibliography
Background

Constants
Bibliography

Constants,
Units &
Uncertainty
home page
[skip navigation]
molar gas constant
 $R$
 Value  8.314 4621 J mol-1 K-1
 Standard uncertainty  0.000 0075 J mol-1 K-1
  Relative standard uncertainty   9.1 x 10-7
 Concise form  8.314 4621(75) J mol-1 K-1    
 
Click here for correlation coefficient of this constant with other constants
Source: 2010 CODATA     
recommended values
 
Definition of
uncertainty
 
     Correlation coefficient with
any other constant

 
Go to a new search