🔬

pH Calculator

Calculate pH from H⁺ concentration, or convert between pH, pOH and Kw.

Dr. Lena FischerVerified

PhD Chemistry (Analytical), MRSC

Analytical chemist with 12 years in pharmaceutical QA, spectroscopy, and solution chemistry. Passionate about making chemistry accessible.

Calculate from

Value

Enter values above to see your result

Related calculators

Molarity Calculator

Calculate molar concentration (mol/L) from mass, molar mass and volume.

Buffer pH Calculator

Calculate pH of a buffer solution using the Henderson-Hasselbalch equation.

Acid-Base Titration Calculator

Find unknown acid/base concentration from titration data.

pH is a logarithmic scale from 0–14 measuring the acidity or alkalinity of a solution. pH 7 is neutral, below 7 is acidic, above 7 is basic.

pH = -\log_{10}[H^+]

Was this helpful?

0 found helpful