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SAI International School

                                                         Class-IX
                                                 Subject- Chemistry
                                            Topic-Atoms and Molecules

                                SubTopic-Numericals based on mole concept
                                                       MIND MAP




                                                      6.022 X10 23
                                                       number of
                                                     particles( ions,
                                                   atoms, molecules)






                                                           1

                                                        mole

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












































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