25128
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.
29650
Chemical
Molar concentration of mass and volume
Calculator allows to determine the molar concentration of the solution.
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Building
Calculator floor panels
Calculator based on the dimensions of the area to put the panels and occupancy data on number of panels in one package, calculate how much you have to buy packages of panels to cover the entire room.
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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.
45164
Math
Calculate how long you go on foot
Calculator calculates the approximate time given distance and overcome the distance on foot.
43245
Life
Feels like
Calculator on the basis of the given air temperature and wind speed are calculated wind-chill effect.
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Financial
Indicator of market price to earnings per share
Calculator to the data calculates the market price to earnings per share P / E. P / E indicates how many times the company's market value is higher than the profit earned during the year. Reflects the attitude of investors to the company. The increase in this ratio indicates that investors decide to pay for the shares of the company more than before.