Chemistry 5070 · O Level · The mole and the Avogadro constant

The mole and the Avogadro constant — practice question

What is the number of ions present in $16.0\,\text{g}$ of anhydrous copper sulfate?

  • A$1.20 \times 10^{23}$
  • B$3.61 \times 10^{23}$
  • C$1.20 \times 10^{24}$
  • D$3.61 \times 10^{24}$

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