3 Answered Questions for the topic buffers
Preparation of buffer
Calculate the volumes of 1M sodium acetate, 1M acetic acid and water to prepare 100mL of a pH 4 buffer assuming that the final concentration of acetic acid in the buffer is 0.25M. Ka = 1.8 x 10^-4
A 1.00 liter solution contains 0.53 M hypochlorous acid and 0.40 M potassium hypochlorite.
If 35.0 mL of water are added to this system, indicate whether the following statements are true or false.(Note the the volume MUST CHANGE upon the addition of water.)A. The concentration... more