CHEMISTRY · Subjective · A Level · Chemistry · Acids and bases · Acids and bases
Problem
At 60 °C the ion-product constant of water is Kw=9.6×10−14. A solution is prepared by dissolving formic acid (HCOOH) to produce a 1.0 × 10⁻⁴ M solution. The acid dissociation constant of formic acid at 60 °C is Ka=1.8×10−4. Calculate the pH of the solution at 60 °C.