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The frequency of the relaxation based on the Arrhenius equation
Calculator based on the given temperature, the frequency of vibration and thermal activation energy calculated częsość relaxation.
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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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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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Molar concentration of mass and volume
Calculator allows to determine the molar concentration of the solution.
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Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
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Weighted average ratings
The calculator calculates the weighted average of the ratings of the following items.
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The harmonic mean
Calculator based on the entered numbers separated by commas calculate the harmonic mean.
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Unit Converter glucose (blood sugar)
converter converts the blood sugar level in milligrams per deciliter (mg / dL) in millimoles per liter (mmol / L) and vice versa. http://pl.wikipedia.org/wiki/Glikemia
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Resistivity and conductivity
The calculator calculates the resistivity and conductivity of the material from the resistance, cross-sectional area and the length of the element at 20 ° C.