a stock solution of perchloric acid is 75.5% perchloric acid and has a density of 1.67g/ml. What is the molarity of the solution?
Chemistry - DrBob222, Friday, November 23, 2012 at 11:58pm
75,5% (w/w??) = 75.5 g HClO4/100 g soln
mols HClO4 = grams/molar mass = ?
Use density to convert 100 g soln to volume (in mL) and convert to L.
Then M = mols/L soln.