11th Class Chemistry Some Basic Concepts of Chemistry Question Bank 11th CBSE Chemistry Some Basic Concepts of Chemistry

  • question_answer Why atomic masses are the average values?

    Answer:

                    Most of the elements exist in different isotopes, i.e., atoms with different masses, e.g., \[Cl\] has two isotopes with mass numbers 35 and 37 existing in die ratio 3 : 1. Hence, average value is taken.


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