Chemistry, 14.05.2021 02:10, winterblanco
The reaction of 100 g of salicylic acid, c7H6O3 with an excess acetic anhydride produces 50g of aspirin (actual yield.) C9H8O4 according to the equations what is the percentage yield? c7H6O3 + C4H6O3 ——> C9H8O4 + C4H4O2
Answers: 2
Chemistry, 21.06.2019 14:20, kkakk19
Calculate the enthalpy of the following reaction: 4 b (s) + 3 o2 (g) → 2 b2o3 (s) given the following pertinent information: (a) b2o3 (s) + 3 h2o (g) → 3 o2 (g) + b2h6 (g), δhoa = +2035 kj (b) 2 b (s) + 3 h2 (g) → b2h6 (g), δhob = +36 kj (c) h2 (g) + latex: \frac{1}{2} 1 2 o2 (g) → h2o (l), δhoc = −285 kj (d) h2o (l) → h2o (g), δhod = +44 kj
Answers: 3
Chemistry, 22.06.2019 18:00, AdoNice
Many pharmaceutical drugs are organic compounds that were originally synthesized in the laboratory. which two scientific disciplines are bridged by pharmaceutical drugs? chemistry and forensics chemistry and medicine biology and forensics biology and criminology
Answers: 2
The reaction of 100 g of salicylic acid, c7H6O3 with an excess acetic anhydride produces 50g of aspi...
Mathematics, 17.04.2020 23:37
Mathematics, 17.04.2020 23:38
Mathematics, 17.04.2020 23:38