Term: SBO:0000470

Name

mass fraction

Definition

For a given substance, A, its mass fraction (x A) is defined as the ratio of its mass (m A) to the total mass (m total) in which it is present, where the sum of all mass fractions is equal to 1. This provides a means to express concentration in a dimensionless size.

Comment

http://en.wikipedia.org/wiki/Mass_fraction_(chemistry)

Parent(s)

Miscellaneous

Date of creation: 20 October 2009, 13:48
Date of last modification: 18 January 2011, 13:25

History [+]