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MMLU-Pro / 4508 / Joseph Priestly discovered oxygen gas by the decomposition of solid mercury(II)…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

Joseph Priestly discovered oxygen gas by the decomposition of solid mercury(II) oxide, HgO, to oxygen gas, O2, and liquid mercury metal, Hg. How many moles of oxygen gas will form when 4.32 g of solid mercury(II) oxide decomposes? The formula mass of mercury(II) oxide is 216 g mol^-1.

category

chemistry

options

  1. 0.0080 mol
  2. 0.0150 mol
  3. 0.0200 mol
  4. 0.0050 mol
  5. 0.0100 mol
  6. 0.0250 mol
  7. 0.0300 mol
  8. 0.0120 mol
  9. 0.100 mol
  10. 0.0500 mol

src

ori_mmlu-high_school_chemistry

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Source and history

Official source

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