Freezing point depression
Freezing point depression: use van ’t hoff factor, cryoscopic constant, molality. Review the formula, worked example and calculation steps.
Inputs
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Formula & explanation
ΔT_f = i K_f b
Variables & units
- Van ’t Hoff factor
- Numeric value · minimum 0, maximum 1000000000000
- Cryoscopic constant
- K·kg/mol · minimum 0, maximum 1000000000000
- Molality
- mol/kg · minimum 0, maximum 1000000000000
Worked example
Use the displayed example inputs, then follow the substituted values in the solution.
Assumptions
Magnitude of the freezing-point decrease for an ideal dilute solution.
References
Formula version 1.0.0. JavaScript floating-point arithmetic applies. Results display up to 6 decimal places; stored values retain available precision. Use the units shown.
Practice with an example
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