What is meant by the term #"equivalent mass"#?

1 Answer
anor277
Aug 8, 2017

This is the mass of an element or compound that contains #"Avogadro's number"# of formula units.......

Explanation:

The term #"equivalent mass"# or #"equivalent weight"# originally referred to the mass of element that would combine (in an integral ratio) with #1.008*g# of hydrogen......

These days equivalent mass is taken as the molar mass, i.e. the mass of #6.022xx10^23# formula units......and these are now all conveniently listed on the Periodic Table.

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