Chemistry 5070 · O Level · Formulae

Formulae — practice question

Compound Z consists only of carbon, hydrogen and oxygen. By mass, Compound Z is $48.65\%$ carbon and $8.11\%$ hydrogen. Determine the empirical formula of Z.

  • A$\text{C}_2\text{H}_4\text{O}$
  • B$\text{C}_3\text{H}_6\text{O}_2$
  • C$\text{C}_4\text{H}_8\text{O}_3$
  • D$\text{C}_8\text{H}_{16}\text{O}_5$

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