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Calculate the ph after addition

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1) A 50.0 mL volume of 0.15 M HBr is titrated with 0.25 M KOH. calculate the PH after addition of 15.0mL of KOH?

2) 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 adding 27.0mL HNO3?

3) A 52.0 mL of 0.35 M CH3COOH(Ka=1.8*10^-5)is titrated with 0.40 M NaOH. calculate the pH after adding 29.0mL of NaOH?

Reference no: EM131421906

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