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Osmotic Pressure Calculator

Calculate the osmotic pressure of a solution using the van't Hoff equation. Used in biology, medicine, and chemical engineering to understand solute movement across membranes.

Molar concentration (M)

Temperature (K)

van't Hoff factor

Fill in the required fields to see your result.

Chemistry

Beer-Lambert Law Calculator

Determine the concentration of a solution from its measured absorbance, extinction coefficient, and path length using Beer-Lambert law. Essential for spectrophotometry and quantitative analytical chemistry.

Absorbance (A) (AU)

Molar Extinction Coefficient (ε) (M⁻¹cm⁻¹)

Path Length (l) (cm)

Dilution Factor

Fill in the required fields to see your result.

Key differences

	Osmotic Pressure Calculator	Beer-Lambert Law Calculator
Category	Chemistry	Chemistry
Inputs required	3	4
Result	Osmotic Pressure (atm)	Concentration (M)
What it does	Calculate the osmotic pressure of a solution using the van't Hoff equation. Used in biology, medicine, and chemical engineering to understand solute movement across membranes.	Determine the concentration of a solution from its measured absorbance, extinction coefficient, and path length using Beer-Lambert law. Essential for spectrophotometry and quantitative analytical chemistry.