The Kw of water varies with temperature. Calculate the pH of water at 46⁰C with a Kw = 1.219 x 10-14.

Question

The Kw of water varies with temperature.  Calculate the pH of water at 46⁰C with a Kw = 1.219 x 10-14.

DrBob222 · Answer

........H2O ==> H^+ + OH^- I.......liquid..0......0 C.......liquid..x......x E.......liquid..x......x Substitute the E line into Kw for H2O and solve for x = (H^+) then convert to pH.

noemi/ · Answer

I don't have any idea how to substitute the E line and then how to convert to ph!! Can you walk me through it.