Page 38 - e-modul kimia gabungan_Neat
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+
                                       -
                                  HCOO + H         →       HCOOH
                       Mula     500     10            500



                       Reaksi   - 10      -10                   +10


                       Sisa       490          -                       510


                                               
                         +
                       [H ]   =   
                                    
                                             
                              = 2 x 10 -4   510  = 2,08 x 10 -4
                                        490

                       pH = 4 – log 2,08










































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