Webb1 feb. 2012 · The highest selectivity of KAl(SO4)2∙12H2O in the methoxylation of α-pinene was achieved under an optimal condition of 1 g of catalyst loading, volume ratio of 1:10, as well as the reaction ... Webb2Al (s) + 2 KOH (aq) + 4H2SO4 (aq) + 22H2O (l) ---> 2 KAl (SO4)2·12H2O (s) + 3 H2 (g) The mass of alum recovered was 9.1926 grams, which is also known as the actual yield. The theoretical yield of alum was determined to be 17.2678 grams. The percent yield was calculated by dividing the mass of alum recovered by the theoretical yield of alum.
Calculating the Percent Yield of Alum Chem Lab
Webb13 dec. 2024 · Potassium aluminum sulfate dodecahydrate, KAl(SO4)2·12H2O, ... It has a molar mass of 474 g/mol and 🏷️ LIMITED TIME OFFER: GET 20 ... the answer to the previous question is her theoretical yield.) Report 2 significant digits with units of % Answer +20. Watch. 1. answer. 0. watching. 947. views. For unlimited access to ... WebbAlum is a hydrated sulfate of potassium and aluminum with the chemical formula KAl (SO₄)₂⋅12H₂O. What is the percentage by mass of water in alum? Give your answer to two decimal places. [K = 39 g/mol, Al = 27 g/mol, S = 32 g/mol, O = 16 g/mol, H = 1 g/mol] … north metro tafe free courses
(PDF) KAl (SO4)(2)center dot 12H(2)O or KHSO4: Efficient and ...
WebbMolar Mass, Molecular Weight and Elemental Composition Calculator. Molar mass of KAl (SO4)2 is 258.2050 g/mol. Get control of 2024! Track your food intake, exercise, sleep and meditation for free. Convert between KAl (SO4)2 weight and moles. Compound. Moles. WebbValdosta State University Background – Theoretical Yield 2 Al(s) + 2 KOH(aq) + 4 H 2 SO … WebbExpert Answer 1. first calculate theoratical yield molar mass of Al = 26.98 gm/mol molar mass of KAl (SO4)2·12H2O = 474 gm/mol Acc … View the full answer Previous question Next question north metro tafe job board