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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Building

Raw materials for the construction of modular suspended ceilings - covered grill, removable plates

Calculator allows you to calculate the quantity of materials for the construction of modular ceilings.

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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

Calculator VAT refund for building materials

The calculator calculates the amount of VAT that can be refunded in respect of incurred expenses associated with the purchase of construction materials.

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Verifiers

Verifier NRB / BBAN

Calculator allows you to verify the correctness of the entered account number.

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Math

The distance of a point from a straight

The calculator calculates the distance of the given coordinates of the line