1) Which of the following sets is arranged according to increasing base strength?
A) F-, OH-, Cl-
B) F-, Cl-, OH-
C) OH-, F-, Cl-
D) OH-, Cl-, F-
E) Cl-, F-, OH- (my answer)
2) What is the pH of a solution formed by adding 4.3 x 10^-5 moles of KOH in 1 L of water?
A) 4.3 x 10^-5
B) 4.4
C) 9.6 (my answer)
D) 2.3
E) 7
3) The pOH of an aqueous solution is 8. The molar concentration of OH- is:
A) 10^6
B) 10^-6
C) 1
D) 10^-8 (my answer)
E) 10^8
1 answer
These look good to me. Good work.
1 answer