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30-10-2020
Chemistry

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If we randomly sampled 200 Boron isotopes from nature, how many would be Boron-11? 160

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30-10-2020

Answer:

…mixture of two stable isotopes—boron-10 (19.9 percent) and boron-11 (80.1 percent); slight variations in this proportion produce a range of ±0.003 in the atomic weight.

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