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9th Class Science Atoms and Molecules

  • question_answer 33)
      Mass of one atom of oxygen is (a)              (b)              (c)              (d) 8 u

    Answer:

      (a) Mass of 6.023 x 1023 atoms of oxygen = gram atomic mass of oxygen mass of oxygen Mass of  atoms of oxygen Mass of atoms of oxygen = 16 Mass of atom of oxygen


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