H2(g+I2(g=2HΠ(g 足 = [p(H)/po12 [p(H2)/pe][p(L2)/pe] H2(g+号12(g)-Hg 月 2 2 K月 [p(HI)/pe] [pH,)/p9T2pL,/p9=(9n 2HI(g)=H2(g)+I2(g) k3-pH,/p91Lp)'p-(9 [p(HI)/peH (g) I (g) 2HI(g) 2 + 2 [ (H )/ ][ (I )/ ] [ (HI)/ ] 2 2 2 p p p p p p = 2 I 2 (g) HI(g) 2 1 H (g) 2 1 + ( )1/2 = = 1/ 2 2 1/ 2 2 [ (H )/ ] [ (I )/ ] [ (HI)/ ] p p p p p p 2HI(g) H (g) I (g) 2 2 + =( )-1 [ (H ) / ][ (I ) / ] [ (HI) / ] 2 2 2 p p p p p p = K1 K1 K3 K3 K1 K2 K1 K2