CalcTool
CalcTool.org hosts a suite of calculators for various scientific and engineering purposes, including an atom calculator, Beer-Lambert law calculator, bend allowance calculator, Avogadro's number calculator, BMEP calculator, and Bernoulli equation calculator.
Chemistry(3)
Atom Calculator
Atom calculator that helps determine subatomic composition, including the number of protons, neutrons, and electrons,...
Avogadro's Number Calculator
This mole calculator explains and applies Avogadro’s number for converting between moles and numbers of molecules/ato...
Beer-Lambert Law Calculator
CalcTool’s Beer–Lambert calculator supports forward and reverse calculations between absorbance and concentration. It...