150ml CH3Cooh 0,1m+100ml naOH 0,1m(ka CH3COOH =10^-5)

CH3COOH + NaOH --> CH3COONa
M 15 10 -
R 10 10 10
___________________________ -
S 5 - 10

H^+ = Ka × n sisa asam÷n garam
H^+ = 10^-5 × 5÷10
H^+ = 5×10^-6

PH = -logH^+
PH = -log5×10^-6
PH = 6-log5