Chemistry: Stoichiometry Problem
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Questions and Answers

What is the mole ratio of silicon dioxide to water vapor produced in the reaction?

  • 4:6 (correct)
  • 1:1
  • 1:2
  • 2:3

What is the limiting reactant in this reaction?

  • Oxygen
  • Si2H6 (correct)
  • Water vapor
  • Silicon dioxide

How many moles of oxygen are required to react with 30 cm³ of Si2H6?

  • 180 cm³
  • 135 cm³ (correct)
  • 90 cm³
  • 45 cm³

What is the total volume of gases present after the reaction?

<p>90 cm³ (B)</p> Signup and view all the answers

What is the role of oxygen in this reaction?

<p>It is the reactant in excess (D)</p> Signup and view all the answers

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