Calculate the average atomic mass of lithium, which occurs as two isotopes that have the following mass numbers 6 and 7 with respective abundances in nature 7.59 %and 92.41 %
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Answer:
6.9241 amu
Explanation :
Average atomic mass =
= 6*7.59 + 7*92.4 /100
= 45.54 +646.87 /100
= 692.41 /100
= 6.9241
yuvan30:
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