ПОМОГИТЕ ПОЖАЛУЙСТА!!!
1)Mo O3 + H2--->
Pb O + CO--->
WO3 + Ca--->
Fe2 O3 + AL--->
2)Al2 S3<--1--Al--3-->Al2 O3--4-->Al2(SO4)3
|2 |5
Al Br3 Al(OH)3
всем веществам дать название
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