Experiment 3b: Analysis of Concrete Cleaner
Aim: To determine the percentage of hydrochloric acid in a sample of diluted concrete cleaner.
Method: (Refer to sheet)
Results:
Concrete Cleaner Information:
HCl: 33% (w/v)
Density: 1.16g
Weight of clean dry volumetric flask: 86.6g
Weight of volumetric flask + sample of concrete cleaner: 92.8g
Mass of concrete cleaner: 6.2g
The aliquot used in the experiment was ‘Bottle B’ Sodium Carbonate. It contained 21.32g of Sodium Carbonate dissolved in 2L of solution.