A buffer solution contains 0.389 M CH3NH3 Cl and 0.440 M CH3NH2 (methylamine). Determine the pH change when 0.096 mol HNO3 is added to 1.00 L of the buffe (Assume Kb (CH3NH₂) = 4.2 × 10-4. pH after addition - pH before addition = pH change =

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A: A) KCN, KCI B) HNO3, NaNO3 C) H2CO3 , NaHCO3D) NaCl, KCIFind out the buffer mixture

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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.