Q. A solution made by mixing 0.30 mol of KOBr and 0.50mol of HOBr to 1.00 L of water. Calculate the pH of the solution when the value of Ka for HOBr is 2.0×10-9?
Q. If the actual yield is 220.0 g and the theoretical yield is 275.6 g then what will be the percent yield of ferrous sulfide?