Chemistry, asked by mayank347, 1 year ago

Chlorine occurs in nature in two isotopic forms with masses 35 u and 37 u. The percentage of 35 Cl is 75%. Find the average atomic mass of chlorine atom.

Answers

Answered by AbhijatPaul

Given, Percentage of Cl with At. mass 35 = 75
Then Percentage of Cl with At. mass 37 =25
Avg At. mass = 3/4 ×(35) + 1/4 × (37)
= 26.25+9.25=35.5 (ANS)

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