9th Class Science Atoms and Molecules Question Bank 9th CBSE Science Atoms and Molecules

  • question_answer
    Calculate the molecular masses of (i)                                     (ii) (iii)                                  (iv) (v)                                (vi) (vii)                            (viii) (ix) [Atomic mass of H = 1 u, 0 = 16 u, Cl = 35.5 u, C = 12 u, N = 14 u]

    Answer:

                    (i) Molecular mass of (ii) Molecular mass of (iii) Molecular mass of (iv) Molecular mass of (v) Molecular mass of (vi) Molecular mass of (vii) Molecular mass of (viii) Molecular mass of (ix) Molecular mass of  


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