Concentration Calculator

Calculate the weighted average atomic mass of an element from its isotopes.

A useful tool for your biology & chemistry needs.

Calculate Hydraulic Retention Time (HRT), the average duration a fluid stays in a system, vital for bioreactors and treatment plants.

A useful tool for your biology & chemistry needs.

Calculate the increase in a solvent's boiling point when a non-volatile solute is added.

A useful tool for your biology & chemistry needs.

Determine the spontaneity of a chemical reaction from enthalpy, entropy, and temperature.

Estimate the copy number of a DNA sequence in a sample.