For the following reaction, 5.60 grams of hydrogen gas are mixed with excess ethylene (C2H4) . The reaction yields 76.5 grams of ethane (C2H6) .
hydrogen(g) + ethylene (C2H4)(g) ethane (C2H6)(g)
What is the theoretical yield of ethane (C2H6) ? _____ grams
What is the percent yield for this reaction ?_____ %