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Diffusion Coefficient given Standard Deviation Formula

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Diffusion coefficient is the proportionality factor D in Fick's law . Check FAQs

D = \frac{{(σ)}^{2}}{2 \cdot t}

D - Diffusion Coefficient?σ - Standard Deviation?t - Time for diffusion?

Diffusion Coefficient given Standard Deviation Example

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Here is how the Diffusion Coefficient given Standard Deviation equation looks like with Values.

Here is how the Diffusion Coefficient given Standard Deviation equation looks like with Units.

Here is how the Diffusion Coefficient given Standard Deviation equation looks like.

0.1264 = \frac{{(1.33)}^{2}}{2 \cdot 7}

0.1264m²/s = \frac{{(1.33)}^{2}}{2 \cdot 7s}

0.1264 = \frac{{(1.33)}^{2}}{2 \cdot 7}

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Diffusion Coefficient given Standard Deviation Solution

Follow our step by step solution on how to calculate Diffusion Coefficient given Standard Deviation?

FIRST Step Consider the formula

D = \frac{{(σ)}^{2}}{2 \cdot t}

Next Step Substitute values of Variables

∴

D = \frac{{(1.33)}^{2}}{2 \cdot 7s}

Next Step Prepare to Evaluate

∴

D = \frac{{(1.33)}^{2}}{2 \cdot 7}

Next Step Evaluate

∴

D = 0.12635m²/s

LAST Step Rounding Answer

∴

D = 0.1264m²/s

Diffusion Coefficient given Standard Deviation Formula Elements

Variables

Diffusion Coefficient

Diffusion coefficient is the proportionality factor D in Fick's law .

Symbol: D

Measurement: DiffusivityUnit: m²/s

Note: Value can be positive or negative.

Formulas to find Diffusion Coefficient

Standard Deviation

The Standard Deviation is a measure of how spread out numbers are.

Symbol: σ

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Standard Deviation

Time for diffusion

The time for diffusion is the time required for the substance to moves randomly from a region of high concentration to a region of low concentration.

Symbol: t

Measurement: TimeUnit: s

Note: Value can be positive or negative.

Formulas to find Time for diffusion

Other formulas in Standard Deviation category

Go Time for Diffusion given Standard Deviation

t D = \frac{{(σ)}^{2}}{2 \cdot D}

Go Standard Deviation given Retention Time and Number of Theoretical Plates

σ RTandNP = \frac{t r}{\sqrt{N TP}}

Go Standard Deviation of Diffusive Band Spreading

σ = \sqrt{2 \cdot D \cdot t}

How to Evaluate Diffusion Coefficient given Standard Deviation?

Diffusion Coefficient given Standard Deviation evaluator uses Diffusion Coefficient = ((Standard Deviation)^2)/(2*Time for diffusion) to evaluate the Diffusion Coefficient, The Diffusion coefficient given standard deviation formula is defined as the ratio of the square of the standard deviation constant to twice that of time required for the diffusion. Diffusion Coefficient is denoted by D symbol.

How to evaluate Diffusion Coefficient given Standard Deviation using this online evaluator? To use this online evaluator for Diffusion Coefficient given Standard Deviation, enter Standard Deviation (σ) & Time for diffusion (t) and hit the calculate button.

FAQs on Diffusion Coefficient given Standard Deviation

What is the formula to find Diffusion Coefficient given Standard Deviation?

The formula of Diffusion Coefficient given Standard Deviation is expressed as Diffusion Coefficient = ((Standard Deviation)^2)/(2*Time for diffusion). Here is an example- 0.12635 = ((1.33)^2)/(2*7).

How to calculate Diffusion Coefficient given Standard Deviation?

With Standard Deviation (σ) & Time for diffusion (t) we can find Diffusion Coefficient given Standard Deviation using the formula - Diffusion Coefficient = ((Standard Deviation)^2)/(2*Time for diffusion).

Can the Diffusion Coefficient given Standard Deviation be negative?

Yes, the Diffusion Coefficient given Standard Deviation, measured in Diffusivity can be negative.

Which unit is used to measure Diffusion Coefficient given Standard Deviation?

Diffusion Coefficient given Standard Deviation is usually measured using the Square Meter Per Second[m²/s] for Diffusivity. Square Centimeter Per Second[m²/s], Square Millimeter per Second[m²/s] are the few other units in which Diffusion Coefficient given Standard Deviation can be measured.

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