Calculate fugacity of superheated steam at T $=375$ C and P $=40$ MPa.a$.$ Use the data in steam table.b$.$ Using van der Waals $($vdW$)$ equation of statec. Peng Robinson $($PR$)$ EoSd. Redlich Kwong $($RK$)$ EoSFor b$,$ c$,$ and d$,$ use the relation to numerically determine the fugacity coefficient.