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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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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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Molar concentration of mass and volume

Calculator allows to determine the molar concentration of the solution.            
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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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Financial

Prolongation fee calculator

Calculates the amount of prolongation fee, based on the terms to defer payment and the amount of arrears. We assume that the interest rate is 7.25% (from 10.05.2012). Prolongation fee - the fee paid by the taxpayers, which, by virtue of the decision of the tax deferred or tax payment deadline laid on installment payment of the tax or tax arrears and interest on arrears     Enter the amount of \ u0119 in the \ u0142otych            
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Math

The harmonic mean

Calculator based on the entered numbers separated by commas calculate the harmonic mean.        
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Fractions change form

The calculator converts a fraction to a decimal or vice versa.
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Wedding calculator

Calculator helps calculate similar costs associated with the wedding
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Core area

The calculator calculates the optimal surface for the heat sink temperature indicator.