A 00050 G Sample of Boron Contains ____ B Atoms $\times$

question 93

Multiple Choice

A 0.0050 g sample of boron contains ____ B atoms.

• A) 4.6 \(\times\) 10^-4
• B) 7.7 \(\times\) 10^-28
• C) 2.8 \(\times\) 10²⁰
• D) 3.1 \(\times\) 10²¹
• E) 3.3 \(\times\) 10²²

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Concrete

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