A sample of (AlF\_3) contains (3.0 \times 10^{24} F^-) ions.... | Chemistry | SolveeIt

A sample of $AlF_3$ contains $3.0 \times 10^{24} F^-$ ions.The number of formula units of this sample are

$9.0 \times 10^{24}$

$3.0 \times 10^{24}$

$0.75 \times 10^{24}$

$1.0 \times 10^{24}$

Answer

$1.0 \times 10^{24}$

Explanation

$3F \equiv1$ Formula unit $\left(AlF_{3}\right)$ $3.0\times10^{24}\,F^{-}=1\times10^{24}$ Formula units $\left(AlF_{3}\right)$

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