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Chemical
Radioactive decay
The calculator calculates how much radioactive material remains after a certain period of time.
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Calculator enthalpy
Enthalpy calculator is used to calculate the heat transfer during the process kwazistatycznego occurring in a closed thermodynamic system under constant pressure (isobaric process).
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Chemical
Dilution of solutions
Legend of given volume and calculates the concentrations of the solutions before and after dilution of the volume of solution added is calculated.
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Chemical
Molar concentration of mass and volume
Calculator allows to determine the molar concentration of the solution.
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Life
Your weight on other planets
Your weight on other planets
Calculator us by the specified weight on Earth is given if you would weigh on other planets and the Moon and Pluto.
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Time of the lathe
The calculator calculates the processing time and cut the lathe on the basis of the information given workpiece.
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Action at a fraction of the usual
The calculator performs four basic operations with fractions ordinary. The result returns in the form of a fraction improper and nieskracalnego.