Polydispersity Index for Step-Reaction Polymers Calculator

Chemistry Engineering Financial Health More >>

↳

Polymer Chemistry Analytical chemistry Atmospheric Chemistry Atomic structure More >>

⤿

Polymers Crystallinity in Polymers Important Formulas of Polymers Spectrometric Characterization of Polymers More >>

✖The Weight-Average Molecular Weight measuring system includes the mass of individual chains, which contributes to the overall molecular weight of the polymer.ⓘ Weight-Average Molecular Weight [M_w]			+10% -10%
✖The Number-Average Molecular Weight is a measuring system that requires counting the total number of molecules in a unit mass of polymer irrespective of their shape or size.ⓘ Number-Average Molecular Weight [M_n]			+10% -10%

✖Polydispersity Index is a measure of the distribution of molecular mass in a given polymer sample.ⓘ Polydispersity Index for Step-Reaction Polymers [PDI]

⎘ Copy

👎

Formula

LaTeX

Reset

👍

Download Polymer Chemistry Formula PDF

Polydispersity Index for Step-Reaction Polymers Solution

STEP 0: Pre-Calculation Summary

Formula Used

Polydispersity Index = Weight-Average Molecular Weight/Number-Average Molecular Weight
PDI = M_w/M_n
This formula uses 3 Variables

Variables Used

Polydispersity Index - Polydispersity Index is a measure of the distribution of molecular mass in a given polymer sample.
Weight-Average Molecular Weight - (Measured in Kilogram Per Mole) - The Weight-Average Molecular Weight measuring system includes the mass of individual chains, which contributes to the overall molecular weight of the polymer.
Number-Average Molecular Weight - (Measured in Kilogram Per Mole) - The Number-Average Molecular Weight is a measuring system that requires counting the total number of molecules in a unit mass of polymer irrespective of their shape or size.

STEP 1: Convert Input(s) to Base Unit

Weight-Average Molecular Weight: 28.74 Gram Per Mole --> 0.02874 Kilogram Per Mole (Check conversion here)
Number-Average Molecular Weight: 23.37 Gram Per Mole --> 0.02337 Kilogram Per Mole (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

PDI = M_w/M_n --> 0.02874/0.02337

Evaluating ... ...

PDI = 1.22978177150193

STEP 3: Convert Result to Output's Unit

1.22978177150193 --> No Conversion Required

FINAL ANSWER

1.22978177150193 ≈ 1.229782 <-- Polydispersity Index

(Calculation completed in 00.006 seconds)

You are here -

Home » Chemistry » Polymer Chemistry » Polymers » Polydispersity Index for Step-Reaction Polymers

Credits

Created by Pratibha

Amity Institute Of Applied Sciences (AIAS, Amity University), Noida, India

Pratibha has created this Calculator and 100+ more calculators!

Verified by Soupayan banerjee

National University of Judicial Science (NUJS), Kolkata

Soupayan banerjee has verified this Calculator and 900+ more calculators!

< Polymers Calculators

Viscosity Number

LaTeX Go Viscosity Number = (Flow Time of Polymer Solution/(Flow Time of Solvent-1))/Polymer Concentration

Compressive Strength of Material

LaTeX Go Compressive Strength of Material = Force Applied on Material/Cross Sectional Area of Polymer

Tensile Strength given Cross-Sectional Area

LaTeX Go Tensile Strength = Force Applied on Material/Cross Sectional Area of Polymer

Deborah Number

LaTeX Go Deborah Number = Time of Relaxation/Observation Time

< Important Formulas of Polymers Calculators

Number-Average Molecular Weight

LaTeX Go Number-Average Molecular Weight = Molecular Weight of Repeating Unit/(1-Probability of Finding Repeating Unit AB)

Compressive Strength of Material

LaTeX Go Compressive Strength of Material = Force Applied on Material/Cross Sectional Area of Polymer

Polydispersity Index for Step-Reaction Polymers

LaTeX Go Polydispersity Index = Weight-Average Molecular Weight/Number-Average Molecular Weight

Contour Length of Macromolecule

LaTeX Go Contour Length = Number of Monomers*Length of Monomer Unit

Polydispersity Index for Step-Reaction Polymers Formula

LaTeX Go

Polydispersity Index = Weight-Average Molecular Weight/Number-Average Molecular Weight
PDI = M_w/M_n

What is Polymerization?

In polymer chemistry, polymerization is a process of reacting monomer molecules together in a chemical reaction to form polymer chains or three-dimensional networks. In chemical compounds, polymerization can occur via a variety of reaction mechanisms that vary in complexity due to the functional groups present in the reactants and their inherent steric effects.

How to Calculate Polydispersity Index for Step-Reaction Polymers?

Polydispersity Index for Step-Reaction Polymers calculator uses Polydispersity Index = Weight-Average Molecular Weight/Number-Average Molecular Weight to calculate the Polydispersity Index, The Polydispersity Index for Step-Reaction Polymers formula is defined as the ratio of weight to number-average molecular masses. PDI is used to indicate the distribution of polymer chain molecular weights in a given polymer. Polydispersity Index is denoted by PDI symbol.

How to calculate Polydispersity Index for Step-Reaction Polymers using this online calculator? To use this online calculator for Polydispersity Index for Step-Reaction Polymers, enter Weight-Average Molecular Weight (M_w) & Number-Average Molecular Weight (M_n) and hit the calculate button. Here is how the Polydispersity Index for Step-Reaction Polymers calculation can be explained with given input values -> 1.229782 = 0.02874/0.02337.

FAQ

What is Polydispersity Index for Step-Reaction Polymers?

The Polydispersity Index for Step-Reaction Polymers formula is defined as the ratio of weight to number-average molecular masses. PDI is used to indicate the distribution of polymer chain molecular weights in a given polymer and is represented as PDI = M_w/M_n or Polydispersity Index = Weight-Average Molecular Weight/Number-Average Molecular Weight. The Weight-Average Molecular Weight measuring system includes the mass of individual chains, which contributes to the overall molecular weight of the polymer & The Number-Average Molecular Weight is a measuring system that requires counting the total number of molecules in a unit mass of polymer irrespective of their shape or size.

How to calculate Polydispersity Index for Step-Reaction Polymers?

The Polydispersity Index for Step-Reaction Polymers formula is defined as the ratio of weight to number-average molecular masses. PDI is used to indicate the distribution of polymer chain molecular weights in a given polymer is calculated using Polydispersity Index = Weight-Average Molecular Weight/Number-Average Molecular Weight. To calculate Polydispersity Index for Step-Reaction Polymers, you need Weight-Average Molecular Weight (M_w) & Number-Average Molecular Weight (M_n). With our tool, you need to enter the respective value for Weight-Average Molecular Weight & Number-Average Molecular Weight and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

Spanish French German Russian Italian Portuguese Polish Dutch

Home FREE PDFs

🔍 Search