A watersample has a ph of 9.25 the concentration of hydroxyl ions in the water sample
Answers
Answered by
4
Solution:
pH+ = 9.25 ⇒ pOH- = 4.75
-log10 [OH-] = 4.75
∴ OH- = 1.778 x 10-5 mol/lit
mol/lit of OH- = 1.778 x 10-5
gm/lit of OH- = 1.778 x 10-5 x 17 = 30.226 x 10-5 = 302.26 x 10-6 gm/lit
[OH-] = 302.26 x 10-3 mg/lit = 0.302 mg/lit
Similar questions