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  3. 11th Class
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  5. Some Basic Concepts of Chemistry / रसायन की कुछ मूलभूत अवधारणाएँ

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

  • question_answer 22)
    What is S.I. unit of mass? How is it defined?

    Answer:

    S.I. Unit of mass is kilogram (kg):


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