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Critical Packing Parameter Formula

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Critical Packing Parameter is defined as a measure of the ratio between the portion hydrophilic head and the portion hydrophobic tail of the surfactant. Check FAQs

CPP = \frac{v}{a o \cdot l}

CPP - Critical Packing Parameter?v - Surfactant Tail Volume?a_o - Optimal Area?l - Tail Length?

Critical Packing Parameter Example

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Here is how the Critical Packing Parameter equation looks like with Values.

Here is how the Critical Packing Parameter equation looks like with Units.

Here is how the Critical Packing Parameter equation looks like.

0.0189 = \frac{5E-5}{0.0051 \cdot 0.52}

0.0189 = \frac{5E-5m³}{0.0051m² \cdot 0.52m}

0.0189 = \frac{5E-5}{0.0051 \cdot 0.52}

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Critical Packing Parameter Solution

Follow our step by step solution on how to calculate Critical Packing Parameter?

FIRST Step Consider the formula

CPP = \frac{v}{a o \cdot l}

Next Step Substitute values of Variables

∴

CPP = \frac{5E-5m³}{0.0051m² \cdot 0.52m}

Next Step Prepare to Evaluate

∴

CPP = \frac{5E-5}{0.0051 \cdot 0.52}

Next Step Evaluate

∴

CPP = 0.0188536953242836

LAST Step Rounding Answer

∴

CPP = 0.0189

Critical Packing Parameter Formula Elements

Variables

Critical Packing Parameter

Critical Packing Parameter is defined as a measure of the ratio between the portion hydrophilic head and the portion hydrophobic tail of the surfactant.

Symbol: CPP

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Critical Packing Parameter

Surfactant Tail Volume

Surfactant tail Volume is defined as the volume occupied by the tail of the surfactant.

Symbol: v

Measurement: VolumeUnit: m³

Note: Value should be greater than 0.

Formulas to find Surfactant Tail Volume

Optimal Area

Optimal Area is defined as equilibrium area per molecule (head group) at the aggregate interface.

Symbol: a_o

Measurement: AreaUnit: m²

Note: Value should be greater than 0.

Formulas to find Optimal Area

Tail Length

Tail length is defined as the measurement of the extent of something along its greatest dimension.

Symbol: l

Measurement: LengthUnit: m

Note: Value should be greater than 0.

Formulas to find Tail Length

Other formulas in Critical Packing Parameter category

Go Number of Moles of Surfactant given Critical Micelle Concentration

[M] = \frac{c - c CMC}{n}

Go Micellar Aggregation Number

N mic = \frac{(\frac{4}{3}) \cdot π \cdot ({R mic}^{3})}{V hydrophobic}

Go Micellar Core Radius given Micellar Aggregation Number

R mic = {(\frac{N mic \cdot 3 \cdot V hydrophobic}{4 \cdot π})}^{\frac{1}{3}}

Go Volume of Hydrophobic Tail given Micellar Aggregation Number

V hydrophobic = \frac{(\frac{4}{3}) \cdot π \cdot ({R mic}^{3})}{N mic}

How to Evaluate Critical Packing Parameter?

Critical Packing Parameter evaluator uses Critical Packing Parameter = Surfactant Tail Volume/(Optimal Area*Tail Length) to evaluate the Critical Packing Parameter, The critical packing parameter (CPP) is a measure of the ratio between the portion hydrophilic head and the portion hydrophobic tail of the surfactant. Critical Packing Parameter is denoted by CPP symbol.

How to evaluate Critical Packing Parameter using this online evaluator? To use this online evaluator for Critical Packing Parameter, enter Surfactant Tail Volume (v), Optimal Area (a_o) & Tail Length (l) and hit the calculate button.

FAQs on Critical Packing Parameter

What is the formula to find Critical Packing Parameter?

The formula of Critical Packing Parameter is expressed as Critical Packing Parameter = Surfactant Tail Volume/(Optimal Area*Tail Length). Here is an example- 0.018854 = 5E-05/(0.0051*0.52).

How to calculate Critical Packing Parameter?

With Surfactant Tail Volume (v), Optimal Area (a_o) & Tail Length (l) we can find Critical Packing Parameter using the formula - Critical Packing Parameter = Surfactant Tail Volume/(Optimal Area*Tail Length).

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Critical Packing Parameter Formula

Critical Packing Parameter Example

Critical Packing Parameter Solution

Critical Packing Parameter Formula Elements

Other formulas in Critical Packing Parameter category

How to Evaluate Critical Packing Parameter?

FAQs on Critical Packing Parameter

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