In: Chemistry
PART A) A 50.0-mL volume of 0.15 mol L−1 HBr is titrated with 0.25 mol L−1 KOH. Calculate the pH after the addition of 15.0 mL of KOH.
Express your answer numerically.
B) A 75.0-mL volume of 0.200 mol L−1 NH3 (Kb=1.8×10−5) is titrated with 0.500 mol L−1 HNO3. Calculate the pH after the addition of 28.0 mL of HNO3.
Express your answer numerically.
C)A 52.0-mL volume of 0.350 mol L−1 CH3COOH (Ka=1.8×10−5) is titrated with 0.400 mol L−1 NaOH. Calculate the pH after the addition of 17.0 mL of NaOH.
Express your answer numerically.