1.

An acid base indicator has Ka of 3×10−5. The acid form of the indicator is red and the basic form is blue. By how much must the pH change in order to change the indicator from 75% red to 75% blue?

Answer»

An acid base indicator has Ka of 3×105. The acid form of the indicator is red and the basic form is blue. By how much must the pH change in order to change the indicator from 75% red to 75% blue?



Discussion

No Comment Found