The Average Atomic Mass of B Is 10

question 60

Multiple Choice

The average atomic mass of B is 10.80 u.Boron has only two stable forms
And
What is the natural percent abundance of _B?

• A)80.0%
• B)20%
• C)1.0%
• D)3.8%
• E)75%

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Definitions:

Aggressive Tactics

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