37769
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.
23470
Chemical
Radioactive decay
The calculator calculates how much radioactive material remains after a certain period of time.
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Life
Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
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Math
Combination of characters and numbers
Calculator allows to determine the existing combinations for the user-specified string.
15318
Legal
Legal calculator
Calculates the effective date of the act, published in the official journal.
14933
Health
The generator ideal body weight by the formula ALIC
The calculator allows you to calculate your ideal weight for your body according to the model of the American Life Insurance Company
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Math
Number cheerful
Checks the calculator is a large number of so-called gay (Happy Number). Number gay is a natural number is defined as follows: Calculate the sum of squares of digits of the number. Repeat this process for the next results as long as we get the number 1 or the results will be repeated. If you have received as a result of one, the original number is the number of gay. Otherwise, a number bleak.