Problem: Consider the mixture of ethanol, C2H5OH, and O2 shown in the accompanying diagram.Which reactant is the limiting reactant?

FREE Expert Solution

The balanced reaction is:

C2H5OH + 3 O2(g) → 2 CO2(g) + 3 H2O(g)

From the diagram:

  • C2H5OH → 2 mol
  • O2 → 7 mol

From the reaction:

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Problem Details

Consider the mixture of ethanol, C2H5OH, and O2 shown in the accompanying diagram.
7 O2 and 2 C2H5OH.

Which reactant is the limiting reactant?

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