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A Van't Hoff Factor is the ratio of observed colligative property to theoretical colligative property. Check FAQs
i=(po-p)1000pomM
i - Van't Hoff Factor?po - Vapour Pressure of Pure Solvent?p - Vapour Pressure of Solvent in Solution?m - Molality?M - Molecular Mass Solvent?

Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality Example

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Here is how the Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality equation looks like with Values.

Here is how the Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality equation looks like with Units.

Here is how the Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality equation looks like.

1616.077Edit=(2000Edit-1895.86Edit)10002000Edit1.79Edit18Edit
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Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality Solution

Follow our step by step solution on how to calculate Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality?

FIRST Step Consider the formula
i=(po-p)1000pomM
Next Step Substitute values of Variables
i=(2000Pa-1895.86Pa)10002000Pa1.79mol/kg18g
Next Step Convert Units
i=(2000Pa-1895.86Pa)10002000Pa1.79mol/kg0.018kg
Next Step Prepare to Evaluate
i=(2000-1895.86)100020001.790.018
Next Step Evaluate
i=1616.07697082558
LAST Step Rounding Answer
i=1616.077

Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality Formula Elements

Variables
Van't Hoff Factor
A Van't Hoff Factor is the ratio of observed colligative property to theoretical colligative property.
Symbol: i
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Vapour Pressure of Pure Solvent
The Vapour Pressure of Pure Solvent is the vapour pressure of solvent prior to addition of solute.
Symbol: po
Measurement: PressureUnit: Pa
Note: Value should be greater than 0.
Vapour Pressure of Solvent in Solution
The Vapour Pressure of Solvent in Solution is the vapour pressure of solvent post addition of solute.
Symbol: p
Measurement: PressureUnit: Pa
Note: Value should be greater than 0.
Molality
Molality is defined as the total number of moles of solute per kilograms of solvent present in the solution.
Symbol: m
Measurement: MolalityUnit: mol/kg
Note: Value can be positive or negative.
Molecular Mass Solvent
The Molecular Mass Solvent is sum of the atomic masses of all atoms in a molecule, based on a scale in which the atomic masses.
Symbol: M
Measurement: WeightUnit: g
Note: Value should be greater than 0.

Other Formulas to find Van't Hoff Factor

​Go Van't Hoff Factor for Relative Lowering of Vapour Pressure using Number of Moles
i=(po-p)Nnpo

Other formulas in Relative Lowering of Vapour Pressure category

​Go Relative Lowering of Vapour Pressure
Δp=po-ppo
​Go Mole Fraction of Solute given Vapour Pressure
xsolute=po-ppo
​Go Mole Fraction of Solvent given Vapour Pressure
x2=ppo
​Go Molecular Mass of Solvent given Relative Lowering of Vapour Pressure
M=(po-p)1000mpo

How to Evaluate Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality?

Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality evaluator uses Van't Hoff Factor = ((Vapour Pressure of Pure Solvent-Vapour Pressure of Solvent in Solution)*1000)/(Vapour Pressure of Pure Solvent*Molality*Molecular Mass Solvent) to evaluate the Van't Hoff Factor, The Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality is the ratio between the actual concentration of particles produced when the substance is dissolved and the concentration of a substance as calculated from its mass. Van't Hoff Factor is denoted by i symbol.

How to evaluate Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality using this online evaluator? To use this online evaluator for Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality, enter Vapour Pressure of Pure Solvent (po), Vapour Pressure of Solvent in Solution (p), Molality (m) & Molecular Mass Solvent (M) and hit the calculate button.

FAQs on Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality

What is the formula to find Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality?
The formula of Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality is expressed as Van't Hoff Factor = ((Vapour Pressure of Pure Solvent-Vapour Pressure of Solvent in Solution)*1000)/(Vapour Pressure of Pure Solvent*Molality*Molecular Mass Solvent). Here is an example- 1616.077 = ((2000-1895.86)*1000)/(2000*1.79*0.018).
How to calculate Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality?
With Vapour Pressure of Pure Solvent (po), Vapour Pressure of Solvent in Solution (p), Molality (m) & Molecular Mass Solvent (M) we can find Van't Hoff Factor for Relative Lowering of Vapour Pressure given Molecular Mass and Molality using the formula - Van't Hoff Factor = ((Vapour Pressure of Pure Solvent-Vapour Pressure of Solvent in Solution)*1000)/(Vapour Pressure of Pure Solvent*Molality*Molecular Mass Solvent).
What are the other ways to Calculate Van't Hoff Factor?
Here are the different ways to Calculate Van't Hoff Factor-
  • Van't Hoff Factor=((Vapour Pressure of Pure Solvent-Vapour Pressure of Solvent in Solution)*Number of Moles of Solvent)/(Number of Moles of Solute*Vapour Pressure of Pure Solvent)OpenImg
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