Molal Heat of Fusion in Solution and Colligative properties Formulas

Molal Heat of Fusion is the amount of energy needed to change one mole of a substance from the solid phase to the liquid phase at constant temperature and pressure. And is denoted by ΔH_f. Molal Heat of Fusion is usually measured using the Joule Per Mole for Energy Per Mole. Note that the value of Molal Heat of Fusion is always negative.

Solution and Colligative properties formulas that make use of Molal Heat of Fusion

fxMolal Freezing Point Lowering ConstantGo

fxSolvent Freezing Point given Molal Freezing Point Lowering ConstantGo

fxSolvent Molecular Weight given Molal Freezing Point Lowering ConstantGo

FAQ

What is the Molal Heat of Fusion?

Molal Heat of Fusion is the amount of energy needed to change one mole of a substance from the solid phase to the liquid phase at constant temperature and pressure. Molal Heat of Fusion is usually measured using the Joule Per Mole for Energy Per Mole. Note that the value of Molal Heat of Fusion is always negative.

Can the Molal Heat of Fusion be negative?

Yes, the Molal Heat of Fusion, measured in Energy Per Mole can be negative.

What unit is used to measure Molal Heat of Fusion?

Molal Heat of Fusion is usually measured using the Joule Per Mole[J/mol] for Energy Per Mole. KiloJoule Per Mole[J/mol], Kilocalorie Per Mole[J/mol] are the few other units in which Molal Heat of Fusion can be measured.

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