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0.2 , 18.75 , 0.15 atm               Cl2 ، PCl3 ، PCl5                                                        

                          : 500 oK                                (٤)

               PCl5(g)              PCl3(g) + Cl2(g)            -
                                                              ‫ﺍﻟﺤــﻞ‬
Kp = (PPCl3) (PCl2)           18.75 x 0.2  = 25
               (PPCl5)                                            (٥)
                          =
                          0.15                                ‫ﺍﻟﺤــﻞ‬

                                                      :                                           
                                                                                                  
      PCl5(g)             PCl3(g) + Cl2(g) Kp = 25 at 298 K
                                                                  (٦)
                                           : PCl3
                                                               ‫ﺍﻟﺤــﻞ‬
               0.48 atm Cl2 0.0021 atm PCl5
                                                                               
Kp = (PPCl3) (PCl2)                                                            
               (PPCl5)

          (PPCl3) x 0.48

 25 =
               0.0021

(PPCl3) = 0.1094 atm

                    Br2(g) + H2(g)         2HBr(g)

      -

                          1.5 atm ، 1 atm ، 0.5 atm

                                     .

Kp =  (PBr2) (PH2)             (0.5) X (1)
         (PHBr)2          = = 0.22

                                   (1.5)2

١٤٩  

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