Answer :
P_N2 = 23.3 kPa
P_O2 = 40.9 kPa
P_Ar = 13.7 kPa
P_total = P_N2 + P_O2 + P_Ar
P_total = 23.3 kPa + 40.9 kPa + 13.7 kPa
P_total = 77.9 kPa
P_O2 = 40.9 kPa
P_Ar = 13.7 kPa
P_total = P_N2 + P_O2 + P_Ar
P_total = 23.3 kPa + 40.9 kPa + 13.7 kPa
P_total = 77.9 kPa