Correct physical type of mol/m**3 to molar concentration
Correct physical type of mol/m**3 to molar concentration

It was incorrectly defined as molar volume beforehand.

astropy/astropy,aleksandr-bakanov/astropy,pllim/astropy,larrybradley/astropy,mhvk/astropy,pllim/astropy,pllim/astropy,saimn/astropy,mhvk/astropy,larrybradley/astropy,mhvk/astropy,pllim/astropy,astropy/astropy,StuartLittlefair/astropy,mhvk/astropy,lpsinger/astropy,saimn/astropy,aleksandr-bakanov/astropy,lpsinger/astropy,saimn/astropy,pllim/astropy,larrybradley/astropy,astropy/astropy,larrybradley/astropy,saimn/astropy,aleksandr-bakanov/astropy,lpsinger/astropy,StuartLittlefair/astropy,StuartLittlefair/astropy,aleksandr-bakanov/astropy,saimn/astropy,StuartLittlefair/astropy,lpsinger/astropy,astropy/astropy,astropy/astropy,lpsinger/astropy,mhvk/astropy,larrybradley/astropy,StuartLittlefair/astropy