Chemical

Radioactive decay

The calculator calculates how much radioactive material remains after a certain period of time.

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90687

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).

39368

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.

29394

Chemical

Molar concentration of mass and volume

Calculator allows to determine the molar concentration of the solution.

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53002

Financial

Gross-Net Calculator prices of goods and services in Poland

Jak obliczyć kwotę brutto z uwzględnieniem podatku VAT? Jak obliczyć kwotę netto z uwzględnieniem podatku VAT?

It allows you to calculate the amount of gross or net price including VAT

35674

Physical

Core area

The calculator calculates the optimal surface for the heat sink temperature indicator.

23486

Verifiers

Verification of the REGON number in Poland

Verifier allows you to validate entered REGON number

1689739

Life

Rainwater tank

The calculator calculates the amount of collected rainwater from the roof of the given dimensions. Long description

18093

Verifiers

Verifier numbers Postnet

Calculator allows you to verify the number entered Postnet.