w8 q11b. what are the correct units for the concentration of hydroxide ions? w8 q11b. what are the correct units for the concentration of hydroxide ions? ml mg^-1 min^-1 min mg ml^-1 mm mm min^-1 min mm^-1 mg ml^-1 min^-1 mg ml^-1 mm^-1 min^-1 mm^-1 min^-1 min m