A solution containing 1.22 g of a diprotic acid H₂C₃H₂O₄ (malonic acid) was titrated with 45.5 mL of NaOH to reach the second equivalence point. What is the concentration of the NaOH solution? (MW_malonic acid = 104.06 g/mol)

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A: The ratio of moles of solute to the volume of solution in liters is known as molarity.

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.