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11th Class Chemistry Some Basic Concepts of Chemistry / रसायन की कुछ मूलभूत अवधारणाएँ Question Bank 11th CBSE Chemistry Some Basic Concepts of Chemistry

  • question_answer
    Atomic mass of oxygen is 16 u. What does its indicate?

    Answer:

                    It indicates that the mass of an oxygen atom is 16 times more than 1/12th of the mass of carbon atom (C-12).


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