Chapter 4, Problem 4.46PAE

4.44 Industrial production of hydrogen gas uses the reaction shown below. If 1.00 metric ton of propane reacting with excess water yields 270 kg of H₂, what is the percentage yield?

   ${\text{C}}_{\text{3}}{\text{H}}_{\text{8}}\left(\text{g}\right)+{\text{ 3 H}}_{\text{2}}\text{O}\left(\text{l}\right)\to \text{ 3 CO}\left(\text{g}\right)+{\text{ 7 H}}_{\text{2}}\left(\text{g}\right)$