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Gekata [30.6K]
2 years ago
12

Calculate the average atomic mass for the element beryllium, given this information about the

Chemistry
2 answers:
Darya [45]2 years ago
5 0

Answer:  9.007

Explanation:

Be-8  8 x   0.20%  = 0.016

Be-9 9 x 98.90% =     8.901

Be-10 10 x <u>0.90%</u>  =        <u>0.09</u>

        100.00%       9.007

Vesna [10]2 years ago
3 0

Less Credit so, I won't able

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