Chemistry 9701 · AS & A Level · Atoms, molecules and stoichiometry

Atoms, molecules and stoichiometry — practice question

In an experiment, $0.600\text{ mol}$ of chlorine gas, $\text{Cl}_2$, is reacted with an excess of hot aqueous sodium hydroxide. One of the products formed is $\text{NaClO}_3$. What mass of $\text{NaClO}_3$ is produced?

  • A$21.3\text{ g}$
  • B$44.7\text{ g}$
  • C$63.9\text{ g}$
  • D$128\text{ g}$

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