Chemistry

Problem

9.55\,\text{g}

sample of

\text{Al}_2\text{O}_3

is analyzed. Approximately how many oxygen atoms are present in the sample? a)

3.6 \times 10^{23}

1.7 \times 10^{23}

5.7 \times 10^{22}

1.1 \times 10^{23}