CHM 2045C Module Eight Solutions page 4
Part D: Solution Preparation Problems 5 points
1. How many grams of solute are needed to prepare 250 ml of a 0.0100 M KMnO4?
2. 20 grams of AgNO3 were placed in a 250 ml volumetric flask, calculate the Molarity of the Solution.
Part E: Solution Dilution/Concentration Problems 5 points
1. How many milliliters of a 12 M HCl (concentrated ) are required to make 2.00 L of a 1.00 M HCl?
2. A stock bottle of concentrated nitric acid indicates that the solution is 67.0 HNO3 by mass and has a density of 1.40 g/ml. Calculate the molarity of concentrated nitric acid.