Mass of one atom of oxygen is
- A$\frac{32}{6.023 \times 10^{23}} \, g$
- B$\frac{1}{6.023 \times 10^{23}} \, g$
- C$\frac{16}{6.023 \times 10^{23}} \, g$
- D$8 \, u$
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Calculate the mass of:
$(a)$ $1$ atom of carbon
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$(a)$ $1$ atom of carbon
$(b)$ $0.02$ mole of sodium
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