For 490.0 mL of a buffer solution that is 0.185 M in CH3CH₂NH₂ and 0.135 Min CH3CH₂NH3C1, calculate the initial pH and the final pH after adding 1.3x102 mol of HCL. (Kb (CH3CH₂NH₂) = 5.6 x 10-4.) Express your answers using two decimal places separated by a comma. VE ΑΣΦ pHnitial PHfinal ?

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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.