Page 3 - 21.MIND MAP-INTRODUCTION OF THE CHAPTER AND MIND MAP
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6.022 X10 23
                                                         number of
                                                       particles( ions,
                                                     atoms, molecules)






                                                             1
                                                          mole


                                          Gram                          Gram atomic
                                      molecular mass                     mass of the
                                      of a substance                      element




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