Interactive Chemistry Model

pH Scale

Core formula:pH = 鈭抣og鈧佲個[H鈦篯 | pOH = 14 鈭?pH

Visualization

Move pH to see the logarithmic shift in H鈦?and OH鈦?concentration. Neutral water at 25°C is pH 7, where [H鈦篯 = [OH鈦籡.

Note: this model assumes water at 25°C, so pH + pOH = 14.

Strong acidNeutralStrong base

current pH

7.0

H鈦?dominance0%

Lower pH means higher hydrogen ion concentration.

OH鈦?dominance0%

Higher pH means higher hydroxide ion concentration.

Ion balance

H鈦?

OH鈦?

Ratio [H鈦篯/[OH鈦籡: 1.00 × 10^0