The purpose of a buffer is to maintain the pH of a solution. Buffers work to maintain the pH of a solution by reacting with and neutralizing any strong acid or base that is added to the solution. To ...

Use a burette set-up to administer precise quantities of acid and base to the buffer solution and accurately record the resulting pH. Analyze data by graphing and by identifying key data points.

An acid-base indicator is a substance that changes color as the pH of the solution changes ... This variation provides a demonstration for the effect of buffers. Goggles should be worn. Universal ...

Note: the NaCl will not be pH 7, but rather approximately pH 5 due to dissolved CO2in the water. A procedure to prepare the buffers to eliminate the CO2 follows, but was found to be relatively ...

The University of Delaware Soil Testing Lab uses the Adams-Evans buffer pH test to determine lime requirement for a field based on soil test analysis of an 8-inch composite soil sample. In this quick ...