7) U + 3 Br2 -> UBr6
What is my actual yield of uranium hexabromide if I start with 100.0 grams of uranium and get a percent yield of 83.0 % ?
8) H2SO4 -> H2O + SO3
If I start with 89 grams of sulfuric acid and produce 7.1 grams of water, what is my percent yield?