Page 55 - Chemistry - XII
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Mole of solute     W               1000
                       M=                      =   B  ×
                            Litres of solution   M     Volume of solutionin mml
                                                   B





                            Number of gram equivalents
                       N=
                                 Litres of solution





                                                   Molecularweight of acid
                       Equivalent mass of acids =
                                                      Basicity of an acidd



                                           COOH              126
                       Equivalent mass of |       .2HO =         =63
                                                       2
                                           COOH               2





                               COOH
                       HSO, |          ,H CO aredibasic,H PO is tribasic acid.
                         2   4            2    3              3   4
                               COOH
                                                  Molarmassofbase
                       Equivalent mass of base =
                                                    Acidity of base
   50   51   52   53   54   55   56   57   58   59   60