Chemistry · Grades 10–12
Organic chemistry · Formula reference 2
Formula reference
Rule and assumptions
Polymer repeat-unit mass model
Multiply repeat-unit molar mass by the number of repeat units. This simplified model ignores end-group masses.
M(chain) ≈ repeat count × M(repeat unit)
Further reading and review references
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Learning preview · independent educational and translation review required. Suggested grades are not official curriculum alignment.