A laboratory rinse solution contains of ions per liter of solution

CHEMISTRY · Single correct · A Level · Chemistry · Acids and bases · Acids and bases

Problem

A laboratory rinse solution contains

0.85\,\text{mg}

OH^-

ions per liter of solution. At

25^{\circ}\text{C}

, what is the pH of this solution? (Molar mass of

OH^-

17.0\,\text{g mol}^{-1}

) (a)

4.30

(b)

12.70

(c)

9.70

(d)

6.70