" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
atomy tlenu 1:1:12 w sumie 14
m(tlenu)/m(łączną wszystkich pierwiastków)=(14*16)/(14*16+23*2+40+6*28)=224/478=46,86%