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10 questions from this quiz
6.02×10236.02 \times 10^{23}6.02×1023
nnn
1.204×10241.204 \times 10^{24}1.204×1024
0.781 mol
2 mol
Could mean O atoms or O2\text{O}_2O2 molecules
4 mol
7.2 mol
1.1×10251.1 \times 10^{25}1.1×1025 atoms
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