what is the ph of a solution which is 0.400 m in dimethylamine (ch 3)2nh) and 0.600 m in dimethylamine hydrochloride (ch3)2nh2+cl−)? kb for dimethylamine = 0.00074.

1. 10.78

2. 2.95

3. 10.87

4. 3.31

5. 10.69 

6. 11.05

7. 11.21

what is the ph of a solution which is 0.400 m in d...
5. 10.69 