2. Crush the weighed tablets in a mortar and pestle.
3. Transfer the uniformly weighted crushed tablets into a beaker and add 100cm3 of dilute sulfuric acid to the beaker.
5. Transfer the solution to a 250cm3 volumetric flask and the solution made up to the mark with deionized water.
6. This flask should be stoppered and inverted equal number of times for each solute
7. Continue this for 5 trials for each of the 5 tablets selected.