eq vs combining weight

eq and combining weight both are nouns.

Word	Noun	Adjective	Verb	Adverb
eq	Yes	No	No	No
combining weight	Yes	No	No	No

As nouns, eq and combining weight are synonyms defined as:

eq and combining weight: the atomic weight of an element that has the same combining capacity as a given weight of another element; the standard is 8 for oxygen

Other synonyms of eq include equivalent, equivalent weight.

eq (noun)	combining weight (noun)
the atomic weight of an element that has the same combining capacity as a given weight of another element; the standard is 8 for oxygen	the atomic weight of an element that has the same combining capacity as a given weight of another element; the standard is 8 for oxygen