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pH of a 4% Solution of Ca(OH)2

What is the pH of 4% (w/v) solution of Ca(OH)2? Assume that Ca(OH)2 is 100% dissociated.

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A 4% (w/v) solution means that there are 4 g of solute for every 100 mL of solution, or 4 g Ca(OH)2 ...

Solution Summary

This solution converts the percentage composition of Ca(OH)2 solution in to g/litre. From there, we convert into moles by dividing by the molar mass. We use pOH = -log[OH-] to find the solution.