Answer:
Ideal gas constant is a universal constant used for all gases
Step-by-step explanation:
In Ideal Gases Law, the Ideal gas constant is called R.
It can also be used in Van der Waals equation or, in thermodynamic equations.
R = 0.082 l.atm/mol.K
It is related to the Boltzmann constant, a number that links energy units with temperature units.