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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
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
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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Physical
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.
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Health
Calculator Body Surface BSA (Body Surface Area)
Jak obliczyć swoje BSA?
Jak sprawdzić BSA?
The calculator calculates the BSA (Body Surface Area) by the formula Mosteller and Dubois.
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Building
Insulation of wall
Jak policzyć izolację ścian?
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.
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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.
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Life
Calculator spending on cigarettes
Calculator based on the price quoted for the package and the amount consumed per month package, gives the annual cost of smoking cigarettes.