Chemistry, asked by ssudha03, 6 months ago

Average atomic mass of element X is 35.5u . Find the MASS NUMBER of the elements if their percentages are 75% and 25% respectively.

Answers

Answered by patilyukta2004

0

Explanation:

Average atomic mass is given by:

M

av

=

0.75+0.25

35×0.75+37×0.25

=35.5 gm/mo

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