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

Atoms, molecules and stoichiometry — practice question

If a glass tube of volume $200\ \text{cm}^3$ is evacuated and then filled with a gas at $300\ \text{K}$ and $101\ \text{kPa}$, its mass rises by $1.06\ \text{g}$. What is the gas’s identity?

  • Aargon
  • Bkrypton
  • Cneon
  • Dxenon

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