混合气体总压力 组分气体均为理想气体 pI-nIRTN P2-n2RTNV..=n RT/ 3.1) p总=p1+p2+ p M,RT/+ RT/V+.+ n RT/V =(n1+n2+.…+ni;)RTV P总三n总RT/V (3.2)∵组分气体均为理想气体 ∴ p1 =n1RT/V p2=n2RT/V ….pi=niRT/V (3.1) 混合气体总压力 p总=p1+ p2 + ….. + pi = n1RT/V + n2RT/V +….. + niRT/V =(n1 + n2 +….. + ni ) RT/V p总 = n总RT/V (3.2)