A) 3.2
B) 1.9
C) 3.4
D) 3.5
Correct Answer: B
Solution :
pH of the solution A = 3 [H+]A = 10?3 M. pH of the solution B = 2 [H+]B =10?2 M [H+] = 10?3 + 10?2 = 10?3 + 10 ´ 10?3 = 11 ´ 10?3. pH = ? log(11 ´ 10?3) = 3 ? log 11 = 3 ? 1.04 = 1.95You need to login to perform this action.
You will be redirected in
3 sec