Chemistry 0620 · IGCSE · Relative masses of atoms and molecules

Relative masses of atoms and molecules — practice question

Which gas sample has the largest mass?

  • A$5.0$ moles of $\text{Cl}_2$
  • B$10.0$ moles of $\text{O}_2$
  • C$15.0$ moles of $\text{N}_2$
  • D$20.0$ moles of $\text{H}_2$

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