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

The mole and the Avogadro constant — practice question

If $1$ volume of gas $R$ combines with precisely $5$ volumes of oxygen, the only products are carbon dioxide and water. What is $R$?

  • Abutane, $\text{C}_4\text{H}_{10}$
  • Bethane, $\text{C}_2\text{H}_6$
  • Cmethane, $\text{CH}_4$
  • Dpropane, $\text{C}_3\text{H}_8$

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