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

Atoms, molecules and stoichiometry — practice question

When a $5.00\ \text{g}$ sample of an anhydrous Group 2 metal nitrate is heated strongly, its mass falls by $3.29\ \text{g}$. Which metal is present?

  • Amagnesium
  • Bcalcium
  • Cstrontium
  • Dbarium

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