Asked by jared
calculate the pH of a soln prepared by dissolving 1.5 g of potassium hydroxide in 300.0 ml of soln
Answers
Answered by
DrBob222
KOH ==> K^ + OH^-
moles KOH = grams/molar mass.
M = moles/L of solution and that will be the molarity of the OH^-.
Convert to pOH, then to pH.
moles KOH = grams/molar mass.
M = moles/L of solution and that will be the molarity of the OH^-.
Convert to pOH, then to pH.
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