Solution A contains 0.100 mol L−1 sodium methanoate and 0.126 mol L−1 methanoic acid. What is the concentration of methanoate ions (in mol L−1) after the addition of 5.0 mL of 0.010 mol L−1 HCl to 25.0 mL of solution A?

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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.