MAL2O3=rozwiąż pilneeeeeee 1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ;) z góry dzięki :*
M Al2O3= 27*2+ 16*3= 54+ 48=102g/mol
:)
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M Al2O3= 27*2+ 16*3= 54+ 48=102g/mol
:)