Formula Atom Fraction
Support formula atom fraction.
Given the following, what are the atom densities?
adensity = dens aform( 3 ){ % atom count afrac ( ac-226 ) = 0.7 % atom fraction sum to one afrac ( ac-228 ) = 0.2 % atom fraction sum to one afrac ( ac-229 ) = 0.1 % atom fraction sum to one } aform( 4 ){ % atom count afrac ( ac-221 ) = 0.3 % atom fraction sum to one afrac ( ac-224 ) = 0.3 % atom fraction sum to one afrac ( ac-224 ) = 0.4 % atom fraction sum to one }