Is There a Correlation Between Thermal Conductivity and Molecular Weight?

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SUMMARY

The discussion centers on the correlation between thermal conductivity coefficients and molecular weight (Mw) of various substances. Participants suggest plotting thermal conductivity on the Y-axis and Mw on the X-axis to visualize potential relationships. Specific substances mentioned for analysis include aluminum (Al), copper (Cu), silver (Ag), gold (Au), and lead (Pb). The consensus indicates that while a correlation may exist, it is unlikely to be linear, necessitating further analysis of the plotted data.

PREREQUISITES
  • Understanding of thermal conductivity coefficients
  • Familiarity with molecular weight (Mw) concepts
  • Basic graphing skills using data visualization tools
  • Knowledge of specific substances and their thermal properties
NEXT STEPS
  • Research data visualization techniques for plotting thermal conductivity against molecular weight
  • Explore statistical methods to determine correlation coefficients
  • Investigate the thermal properties of alkali metals and their relationship with molecular weight
  • Learn about non-linear regression analysis to model potential correlations
USEFUL FOR

Students and researchers in materials science, chemists analyzing thermal properties, and data analysts interested in correlation studies.

Dell
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is there any correlation between thermal conductivity coefficient and molecular wieght Mw

according to the units [K] W/(m·K) it is independent of mass units (kg or g/mol etc)

in my question i am asked to show with a graph, but i have no idea what graph they are talking about
 
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Put thermal conductivity coefficient of Y axis and Mw on X axis and plot data points for any number of substances (the more, the better). Either there will be some obvious correlation or not.

You may also try to make a plot for some selected group of substances, like alkali metals, or metals in general.
 
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using

Al; Cu; Ag; Au; Pb

this is the graph i got
untitled.jpg



but how do i know if there is any correlation, i know its not linear,
 

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