Question

Show that PV=nRT becomes P/p=(R/MW)T where MW=28.97kg/kmol

Answer 1

\[P V = n R T\]
\[P V =(m/MW) R T\]
\[P (V/m) = (R/MW) T\]
\[P (1/ρ) = (R/Mw) T\]
Mw = 28.97 is the wean value if gas is air

Answer 2

Thank you!