Use this chemistry calculator to reproduce a named relationship with explicit quantities and units for study, laboratory planning, or an independent numerical check.

Kd

Required number input.

V_org/V_aq

Required number input.

Compute single extraction efficiency percent from partition coefficient and volume ratio. The tool evaluates the supplied inputs together and returns the named outputs below; it does not infer omitted operating conditions or change the units shown.^[1]

Extraction efficiency (%)

The resulting extraction efficiency returned as a number.

• The result is conditional on the stated model, constants, standard state, temperature, pressure, composition, and unit basis. Real mixtures and measurements can depart from ideal behavior and carry uncertainty not represented by a single calculated value.
• Use finite inputs in the displayed units and preserve more precision than the final presentation requires. Independently verify safety-critical, financial, compliance, or production decisions.

Check units and significant figures, compare the result with limiting cases, and use measured or source-specific constants where available. Laboratory, safety, and regulatory decisions require validated methods and appropriate uncertainty analysis.

• Packing Efficiency Calculator

  Compute the percent of a unit cell volume filled by hard-sphere atoms for the common cubic and close-packed packings.

• Gamma Heat Capacity Ratio

  Compute the adiabatic index gamma as the ratio of molar heat capacity at constant pressure to that at constant volume.

• Isotope Pattern Ratio

  Estimate the M+1 to M peak intensity ratio from carbon count times 0.011 for natural 13C abundance of 1.1 percent.