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‫نا‬        ‫ا ا‬




                                                                                        ‫ا ول :‬             ‫ا‬
‫╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣‬



                                                                             ‫ون ا ك.‬               ‫ا س‬
                                                                          ‫‪g = 10N / kg‬‬             ‫ةا‬




     ‫‪.B‬‬   ‫‪A‬إ‬   ‫ل‬   ‫لا‬   ‫‪S‬‬   ‫ا‬        ‫و‬       ‫ا ة ‪T‬ا‬          ‫،ا‬           ‫‪S‬‬         ‫آ ا‬      ‫أن‬       ‫أ(‬
                                                            ‫أن ‪. T = 2N‬‬   ‫‪β‬‬       ‫ا او‬             ‫ب( ا‬
                                                        ‫.‬    ‫وزن ا‬    ‫و‬   ‫ا ة ‪ P‬ا‬                   ‫ج( ا‬
                                                                                        ‫؟‬         ‫د( ذا‬
                                ‫2.‬       ‫ا‬    ‫.ا‬   ‫ىا‬        ‫از‬               ‫ا‬     ‫ا‬        ‫2(‬




‫╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣‬
                             ‫:‬




                                                                                   ‫ا ى:‬
‫.............................................................................................................................................................................‬




  ‫...........................................................................................................................................................................‬



 ‫............................................................................................................................................................................‬


 ‫............................................................................................................................................................................‬




‫╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣‬
                                                                                                                                                     ‫:‬         ‫ا‬           ‫ا‬
‫╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣‬
                                      ‫:‬




‫╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣‬
                       ‫ء.‬   ‫ا‬    ‫ا‬   ‫با ر‬   ‫ر 7 ص 32 ا‬   ‫:‬   ‫ا‬   ‫ا‬
‫╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣‬




     ‫..................................................................................................................................................‬




‫.......................................................................................................................................................‬




 ‫.....................................................................................................................................................‬




‫╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣‬
                                                         ‫ء.‬        ‫ا‬            ‫ا‬     ‫با ر‬           ‫ر 6 ص 32 ا‬                   ‫ا ا :‬               ‫ا‬




‫╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣‬
                                       ‫:‬
‫..............................................................................................................................................‬




‫╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣‬
                                                      ‫ء.‬        ‫ا‬            ‫ا‬      ‫با ر‬          ‫ر 5 ص 53 ا‬                    ‫:‬          ‫ا‬          ‫ا‬




‫╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣‬
                                                                                        ‫:‬




‫.......................................................................................................................................................‬




‫.......................................................................................................................................................‬
                                                                                                                                  ‫3( د ا و ن :‬


                                                                                                                                               ‫:‬     ‫و‬
‫آ ا ع ا اب :‬




                      ‫ء.‬   ‫ا‬       ‫ا‬   ‫با ر‬   ‫ر 7 ص 53 ا‬   ‫دس :‬   ‫ا‬       ‫ا‬
‫╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣╣‬




                               ‫:‬
…………………………………………………………………………………………………
                                                                      :‫م‬   ‫ول ا‬   ‫ل‬      ‫ا‬    :
                                                                                      :‫ل ا ول‬




                                                                                          Na + ‫ت‬   ‫آ ا‬
                             no     2C 1 1 2 × 0, 02.0, 05
                                        V
             Na +  = 2
                                =         =                 = 0, 01mol / L
                          V 1 +V 2 V 1 +V 2         0, 2
                             no     C1 1
                                       V      0, 02.(0, 05)
            SO 4 2 −  =
                      V +V = V +V =                       = 5.10 −3 mol / L
                           1    2   1     2        0, 2
                                                                                      :      ‫لا‬




     SBIRO Abdelkrim lycée agricole Oulad Taima région d'Agadir Royaume du Maroc
                            mail : sbiabdou@yahoo.fr
                      MSN messager :          sbiabdou@hotmail.fr

                       ‫اب ذ‬           ‫وأن‬        ‫أن‬    ‫ا‬    ‫ا لا ا‬
                              .‫ا‬         ‫ء‬   ‫ا‬         ‫ما ي‬

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