Question

Ques no. 1: ........[OH-] in the NH4OH
solution having pH 9.75 at 250C
5.6 x10-5
5.0 x10-4
4.0 x10-5
5.6 x10-4​

Answer 1

Answer:

4.0 x10-5

Explanation:

in the NH4OH................

.....