ph
1mol/l na2hpo4(ml)
1mol/l nah2po4(ml)
5.8
7.9
92.1
6.0
12.0
88.0
6.2
17.8
82.2
6.4
25.5
74.5
6.6
35.25
64.8
6.8
46.3
53.7
7.0
57.7
42.3
7.2
68.4
31.6
7.4
77.4
22.6
7.6
84.5
15.5
7.8
89.6
10.4
8.0
93.2
