While 8.7 g of toluene is mixed with 12 g of pure nitric acid, only 9.9 g of trinitrotoluene (TNT) is improved from the mixture when it is separated from other undesired byproducts. Explain what is the percent yield of the synthesis?
C7H8 + 3 HNO3(l) C7H5N3O6(s) + 3 H2O(l)