" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Fe + 2 HCl → FeCl2 + H2
56 72
4-x 8-y
2 Al + 6 HCl --> 2 AlCl3 + 3 H2
54 216
56 - 72
x - y
72x=56y
54 - 216
4-x - 8-y
216(4-x)=54(8-y)
i rozwiązać układ
72x=56y
216(4-x)=54(8-y)
x=56/19=2,95
y=72/19=3,79
2,95g Fe
1,05g Al
100% - 4
x% - 1,05
x=26,25% Al
100-26,25=73,75% Fe