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9 tools
Our radioactive decay calculator will help you understand what radioactive decay is and how it is related to the activity of a substance.
This calculator computes any of the values in the half-life formula given the rest values. It also converts between half-life, mean lifetime, decay constant.
The Langmuir isotherm calculator is a simple way to compute the fraction of the adsorbent surface covered by adsorbate, according to the Langmuir adsorption model.
Use this partial pressure calculator to learn about four partial pressure formulas and several laws. Also, find out how pressure is used by divers and doctors.
The diffusion coefficient calculator quickly tells you the diffusion coefficient in Einstein-Smoluchowski diffusion processes.
The rate of effusion calculator calculates the rate of diffusion or effusion of one gas into another based on the molar weights of the two gases. It can also give you the molar weight of a gas, based on its rate of diffusion.
The osmotic pressure calculator finds the pressure required to completely stop the osmosis process.
Determine a liquid's capillary pressure and height in a tube using our Young-Laplace equation calculator.
Use the two-photon absorption calculator to calculate the expected excitation rate in a two-photon absorption process.