PH=3
pH = – logH+
3 = – log H+
H+ = 10⁻³
pH = – logH+
3 = – log H+
H+ = 10⁻³
pH=2
pH = – logH+
2 = – log H+
H+ = 10⁻²
H+ campuran = (300×10⁻³) + (200×10⁻²) / (300+200) = 1,2 x10⁻³
pH = – log H+
pH = – log 1,2 x10⁻³
pH = 3 – log 1,2
pH = 3 – 0,08
pH = 2,92
