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The Depression in Freezing Point is the phenomena that describes why adding a solute to a solvent results in the lowering of the freezing point of the solvent. Check FAQs
ΔTf=πVm(Tfp2)TΔHfusion
ΔTf - Depression in Freezing Point?π - Osmotic Pressure?Vm - Molar Volume?Tfp - Solvent Freezing Point?T - Temperature?ΔHfusion - Molar Enthalpy of Fusion?

Depression in Freezing Point given Osmotic Pressure Example

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With units
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Here is how the Depression in Freezing Point given Osmotic Pressure equation looks like with Values.

Here is how the Depression in Freezing Point given Osmotic Pressure equation looks like with Units.

Here is how the Depression in Freezing Point given Osmotic Pressure equation looks like.

0.5218Edit=2.5Edit32Edit(430Edit2)85Edit333.5Edit
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Depression in Freezing Point given Osmotic Pressure Solution

Follow our step by step solution on how to calculate Depression in Freezing Point given Osmotic Pressure?

FIRST Step Consider the formula
ΔTf=πVm(Tfp2)TΔHfusion
Next Step Substitute values of Variables
ΔTf=2.5Pa32m³/mol(430K2)85K333.5kJ/mol
Next Step Convert Units
ΔTf=2.5Pa32m³/mol(430K2)85K333500J/mol
Next Step Prepare to Evaluate
ΔTf=2.532(4302)85333500
Next Step Evaluate
ΔTf=0.521809683393597K
LAST Step Rounding Answer
ΔTf=0.5218K

Depression in Freezing Point given Osmotic Pressure Formula Elements

Variables
Depression in Freezing Point
The Depression in Freezing Point is the phenomena that describes why adding a solute to a solvent results in the lowering of the freezing point of the solvent.
Symbol: ΔTf
Measurement: TemperatureUnit: K
Note: Value can be positive or negative.
Osmotic Pressure
The Osmotic Pressure is the minimum pressure which needs to be applied to a solution to prevent the inward flow of its pure solvent across a semipermeable membrane.
Symbol: π
Measurement: PressureUnit: Pa
Note: Value should be greater than 0.
Molar Volume
Molar Volume is the volume occupied by one mole of a substance which can be a chemical element or a chemical compound at Standard Temperature and Pressure.
Symbol: Vm
Measurement: Molar Magnetic SusceptibilityUnit: m³/mol
Note: Value can be positive or negative.
Solvent Freezing Point
Solvent Freezing Point is the temperature at which the solvent freezes from liquid to solid state.
Symbol: Tfp
Measurement: TemperatureUnit: K
Note: Value can be positive or negative.
Temperature
Temperature is the degree or intensity of heat present in a substance or object.
Symbol: T
Measurement: TemperatureUnit: K
Note: Value can be positive or negative.
Molar Enthalpy of Fusion
The Molar Enthalpy 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.
Symbol: ΔHfusion
Measurement: Molar EnthalpyUnit: kJ/mol
Note: Value should be greater than 0.

Other Formulas to find Depression in Freezing Point

​Go Depression in Freezing Point of Solvent
ΔTf=kfm
​Go Van't Hoff equation for Depression in Freezing Point of electrolyte
ΔTf=ikfm
​Go Depression in Freezing Point given Vapour Pressure
ΔTf=(PoA-PA)[R](Tfp2)PoAΔHfusion
​Go Depression in Freezing Point given Elevation in Boiling Point
ΔTf=ΔHvapΔTb(Tfp2)ΔHfusion(Tbp2)

Other formulas in Depression in Freezing Point category

​Go Molality given Depression in Freezing Point
m=ΔTfkfi
​Go Cryoscopic Constant given Molar Enthalpy of Fusion
kf=[R]TfpTfpMsolvent1000ΔHfusion
​Go Cryoscopic Constant given Latent Heat of Fusion
kf=[R]Tf21000Lfusion
​Go Freezing Point of Solvent given Cryoscopic Constant and Molar Enthalpy of Fusion
Tfp=kf1000ΔHfusion[R]Msolvent

How to Evaluate Depression in Freezing Point given Osmotic Pressure?

Depression in Freezing Point given Osmotic Pressure evaluator uses Depression in Freezing Point = (Osmotic Pressure*Molar Volume*(Solvent Freezing Point^2))/(Temperature*Molar Enthalpy of Fusion) to evaluate the Depression in Freezing Point, The Depression in Freezing Point given Osmotic Pressure refers to the lowering of the freezing point of solvents upon the addition of solutes. It is a colligative property described by the following formula. ΔTf = Kf× m. Depression in Freezing Point is denoted by ΔTf symbol.

How to evaluate Depression in Freezing Point given Osmotic Pressure using this online evaluator? To use this online evaluator for Depression in Freezing Point given Osmotic Pressure, enter Osmotic Pressure (π), Molar Volume (Vm), Solvent Freezing Point (Tfp), Temperature (T) & Molar Enthalpy of Fusion (ΔHfusion) and hit the calculate button.

FAQs on Depression in Freezing Point given Osmotic Pressure

What is the formula to find Depression in Freezing Point given Osmotic Pressure?
The formula of Depression in Freezing Point given Osmotic Pressure is expressed as Depression in Freezing Point = (Osmotic Pressure*Molar Volume*(Solvent Freezing Point^2))/(Temperature*Molar Enthalpy of Fusion). Here is an example- 0.52181 = (2.5*32*(430^2))/(85*333500).
How to calculate Depression in Freezing Point given Osmotic Pressure?
With Osmotic Pressure (π), Molar Volume (Vm), Solvent Freezing Point (Tfp), Temperature (T) & Molar Enthalpy of Fusion (ΔHfusion) we can find Depression in Freezing Point given Osmotic Pressure using the formula - Depression in Freezing Point = (Osmotic Pressure*Molar Volume*(Solvent Freezing Point^2))/(Temperature*Molar Enthalpy of Fusion).
What are the other ways to Calculate Depression in Freezing Point?
Here are the different ways to Calculate Depression in Freezing Point-
  • Depression in Freezing Point=Cryoscopic Constant*MolalityOpenImg
  • Depression in Freezing Point=Van't Hoff Factor*Cryoscopic Constant*MolalityOpenImg
  • Depression in Freezing Point=((Vapour Pressure of Pure Solvent-Vapour Pressure of Solvent in Solution)*[R]*(Solvent Freezing Point^2))/(Vapour Pressure of Pure Solvent*Molar Enthalpy of Fusion)OpenImg
Can the Depression in Freezing Point given Osmotic Pressure be negative?
Yes, the Depression in Freezing Point given Osmotic Pressure, measured in Temperature can be negative.
Which unit is used to measure Depression in Freezing Point given Osmotic Pressure?
Depression in Freezing Point given Osmotic Pressure is usually measured using the Kelvin[K] for Temperature. Celsius[K], Fahrenheit[K], Rankine[K] are the few other units in which Depression in Freezing Point given Osmotic Pressure can be measured.
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