Calculate the ph after the addition of 15.0ml of hno3

Reference no: EM13692179

Question- Part A- A 50.0-mL volume of 0.15 M HBr is titrated with 0.25 M KOH. Calculate the pH after the addition of 20.0mL of KOH.

Part B- A 75.0-mL volume of 0.200 M NH3 (Kb=1.8×10?5) is titrated with 0.500 M HNO3. Calculate the pH after the addition of 15.0mL of HNO3.

Part C- A 52.0-mL volume of 0.35 M CH3COOH (Ka=1.8×10?5) is titrated with 0.40 MNaOH. Calculate the pH after the addition of 33.0mL of NaOH.

State your answer by means of three significant figures.

Reference no: EM13692179

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