Question:medium

Find the mass of potassium chlorate required to liberate $5.6 \text{ dm}^3$ of oxygen gas at STP? (molar mass of $\text{KClO}_3 = 122.5\text{ g/mol}$ )}

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Always balance the chemical equation before performing stoichiometric calculations.
Updated On: May 12, 2026
  • $12.25\text{ g}$
  • $15.32\text{ g}$
  • $20.40\text{ g}$
  • $49.00\text{ g}$
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The Correct Option is C

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