The number of atoms in 8g oxygen molecules are:

6.022 \times 10^{23}

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3.011 \times 10^{23}

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1.51 \times 10^{23}

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12.044 \times 10^{23}

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Solution

The correct option is B $3.011 \times 10^{23}$
As we know, one mole of each substance have $N_{o}$ entities so
8g oxygen = $\frac{1}{4}$ mole of oxygen $= \frac{6.022 \times 10^{23}}{2}$ atoms $= 3.011 \times 10^{23}$ atoms of oxygen

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The number of atoms in 8g oxygen molecules are:

The correct option is B 3.011×1023As we know, one mole of each substance have No entities so8g oxygen = 14 mole of oxygen =6.022×10232 atoms =3.011×1023 atoms of oxygen

The correct option is B $3.011 \times 10^{23}$
As we know, one mole of each substance have $N_{o}$ entities so
8g oxygen = $\frac{1}{4}$ mole of oxygen $= \frac{6.022 \times 10^{23}}{2}$ atoms $= 3.011 \times 10^{23}$ atoms of oxygen