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19-09-2019
Chemistry

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An element is found to have the following naturally occurring isotopes:
25% - Mass 14
75% - Mass 16
Which of the following masses would you predict is the atomic mass?
Select one:
O A 15
B. 14
O C. 15,5
D. 145

Respuesta :

30-09-2019

Answer:

.25x14+.75x16=15.5

Explanation:

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