Dissolve 5.00 g sodium-hydroxide in water and take out 10 cm3 from this solution, then dilute it to 500 cm3. The pH of this diluted solution is 12.0. What is the volume and the concentration of the original solution? MM[NaOH] = 40 g/mol

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Chapter14: Acids And Bases
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Problem 131QRT: At 25 C, a 0.10% aqueous solution of adipic acid, C5H9O2COOH, has a pH of 3.2. A saturated solution...
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Dissolve 5.00 g sodium-hydroxide in water and take out 10 cm3 from this solution, then
dilute it to 500 cm3. The pH of this diluted solution is 12.0. What is the volume and the
concentration of the original solution?
MM[NaOH] = 40 g/mol

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