Calculators

Create and discover interactive calculators for various scenarios and measurements.

Osmolarity Calculator

Chemistry

Calculates the osmolarity of a solution based on the molar concentration of solutes.

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Rate Constant Calculator

Chemistry

Calculates the rate constant (k), reaction rate, or substance concentration using the rate law equation.

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Molarity Calculator

Chemistry

Calculates the molarity of a solution given the number of moles of solute and the volume of the solution in liters. Also calculates mass from molarity, volume and molecular weight.

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Percentage Concentration to Molarity Calculator

Chemistry

Converts percentage concentration of a solution to molarity, given the density and molecular weight of the solute.

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Melting Point Calculator

Chemistry

Calculates the melting point of a substance based on the provided pressure. This calculator uses a simplified model and is most accurate for substances with well-defined melting points. Note: This calculator provides estimations and should not be used for critical applications.

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Ideal Gas Law Calculator

Chemistry

Calculates pressure, volume, temperature, or the number of moles of an ideal gas using the Ideal Gas Law: PV = nRT. Where P = pressure, V = volume, n = number of moles, R = ideal gas constant, and T = temperature.

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Combined Gas Law Calculator

Chemistry

Calculates the relationship between pressure, volume, and temperature of a gas using the combined gas law: (P1 * V1) / T1 = (P2 * V2) / T2. This calculator allows you to solve for any one of these variables, given the others.

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Molecular Weight Calculator

Chemistry

Calculates the molecular weight (also known as molar mass) of a chemical compound based on the sum of the atomic weights of each element in the molecular formula.

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pKa Calculator

Chemistry

Calculates the pKa value of a solution using either the Henderson-Hasselbalch equation or the acid dissociation constant (Ka).

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Boiling Point Elevation Calculator

Chemistry

Calculates the boiling point elevation of a solution using the ebullioscopic constant, molality, and van't Hoff factor.

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