Definition of molecular weight in English:
The ratio of the average mass of one molecule of an element or compound to one twelfth of the mass of an atom of carbon-12.
- Milk protein, or casein, is a mixture of molecules with molecular weights ranging from 75,000 to 375,000 daltons (amu).
- The ethyl group has a greater molecular weight than the smallest alkyl radical which is the methyl group.
- Alcohols and ethers having higher molecular weights do not dissolve well in water, however, because the water molecules can not completely surround those molecules.
Definition of molecular weight in:
- British & World English dictionary
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