JAMB - Chemistry (1990 - No. 39)
What is the concentration of H+ ions in moles per dm3 of a sodium of pH 4.398?
4.0 χ 10-5
0.4 χ 10-5
4.0 χ 10-3
0.4 χ 10-3
Explanation
PH = -log (H+)
(H+) = 10-4.348 = 4.0 χ 10-5
(H+) = 10-4.348 = 4.0 χ 10-5
Comments (0)
