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

The mole and the Avogadro constant — practice question

A sample of magnesium hydroxide has a mass of $4.63\,\text{g}$. How many moles of magnesium hydroxide are there?

  • A0.0617
  • B0.0798
  • C0.113
  • D0.154

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