For the following reaction, 3.31 grams of iron(III) oxide are mixed with excess aluminum. The reaction yields 1.39 grams of aluminum oxide. iron(III) oxide (s) + aluminum (s) aluminum oxide (s) + iron (s) What is the theoretical yield of aluminum oxide ? What is the percent yield of aluminum oxide ? grams % For the following reaction, 5.77 grams of nitrogen gas are mixed with excess oxygen gas . The reaction yields 9.71 grams of nitrogen monoxide . nitrogen (g) + oxygen (g) - nitrogen monoxide (g) grams What is the theoretical yield of nitrogen monoxide ? | What is the percent yield for this reaction ? %