Chemistry: molecular weight of fats and oils

Tutoring organic chemistry, the composition of a fat or oil might be of interest. The tutor shares a resource.

Today, my reading sent me after the molecular mass of a typical fat or oil. I found the triglyceride molecular weight calculator (which I will call TMWC). It definitely answered some of my questions.

Fats and oils are collectively called lipids, but also triglycerides. The TMWC allows you to prescribe various parts of the fat or oil molecule (“build your own”), or else just select a typical one from a dropdown list. Then, it calculates the molecular mass of the fat or oil you’ve described.

I learned from the TMWC that soybean oil has an average molecular mass (some would say molecular weight) of 872.33. Its average molar mass would then be 872.33g. Beef tallow, interestingly enough, has a lower average MM: 850.92g.

I’ll be talking more about fats and oils in coming posts:)

Source:

triglyceride molecular weight calculator

biodiesel.org

Jack of Oracle Tutoring by Jack and Diane, Campbell River, BC.

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