89664
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).
Long description
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38516
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.
28784
Chemical
Molar concentration of mass and volume
Calculator allows to determine the molar concentration of the solution.
24093
Chemical
Radioactive decay
The calculator calculates how much radioactive material remains after a certain period of time.
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1054434
Building
Insulation of wall
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Calculator allows you to calculate the amount of insulation panels needed to cover the walls of the building using the "light wet" or "dry light" methods.
37050
Math
Roots of a quadratic equation
Calculator based on the entered coefficients calculated roots of a quadratic equation.
27970
Life
Freezing sea water
Calculator based on the average salinity of the basin are calculated freezing point of the water content by the formula Krummel.
332051
Financial
ROCE - an indicator of the efficiency of investment
The calculator calculates ROCE on the basis of these pre-tax profits, total capital and current liabilities ROCE (called Return On Capital Employed) - an indicator of the efficiency and profitability of the investment, which is the capital of the company involved.