9th Class Science Atoms and Molecules

  • question_answer 11)
    Calculate the molecular masses of H2, O2, Cl2, CO2, CH4, C2H6, C2H4, NH3, CH3OH.

    Answer:

    Molecular mass of  atomic mass of Molecular mass of  atomic mass of Molecular mass of  atomic mass of Molecular mass of  atomic mass of  atomic mass of                                       Molecular mass of  atomic mass of  atomic mass of                                       Molecular mass of  atomic mass of  atomic mass of                                         Molecular mass of  atomic mass of  atomic mass of                                         Molecular mass of  atomic mass of  atomic mass of                                          Molecular mass of  atomic mass of C + 3 x atomic mass of H + atomic mass of                      + atomic mass of H                                               


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