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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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Chemical
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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Verifiers
Verifier numbers Postnet
Calculator allows you to verify the number entered Postnet.
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Financial
Key indicator Return on assets (ROA)
Calculator based on the values entered in net profit and assets are calculated return on assets ROA. ROA is a measure of return on assets. This ratio indicates a company's ability (and more specifically - of its assets) to generate profit.
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Savings
How long do you need to save
Based on input converter calculates how long you have to save to accumulate the required amount, taking into account the capitalization of monthly or annual basis.
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Physical
Core area
The calculator calculates the optimal surface for the heat sink temperature indicator.
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Math
Calculate the factorial using Stirling's formula.
The calculator calculates the approximate value of the motor using Stirling's formula