plss chemia na terazzz plsssssss
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Magnetyt: [tex]\frac{3}{7} *[/tex] 100% ≈ 42,86%
Hematyt: [tex]\frac{2}{5} *[/tex] 100% = 40%
Piryt: [tex]\frac{1}{3} *[/tex] 100% ≈ 33, 33%
Syderyt: [tex]\frac{1}{5} *[/tex] 100% = 20%
Odp. Magnetyt zawiera najwięcej % żelaza.