Some Basic Concepts of Chemistry - Result Question 61

####60. Accounts for the following. Limit your answer to two sentences, “Atomic weights of most of the elements are fractional”.

$(1979,1 M)$

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Solution:

  1. Most of the elements found in nature exist as a mixture of isotopes whose atomic weights are different. The atomic weight of an element is the average of atomic weights of all its naturally occurring isotopes.


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