diprotic acid उदाहरण वाक्य

This end-point is not sharp and is typical of a diprotic acid whose buffer regions overlap by a small amount : p " K " a2 " p " K " a1 is about three in this example . ( If the difference in p " K " values were about two or less, the end-point would not be noticeable . ) The second end-point begins at about pH 6.3 and is sharp.