August 2022 1 1 Report
Расставьте коэффициенты, преобразовав схемы в уравнения реакций:
Ca+S--> CaS
Al+S--> Al2 S3
Al+P--> AlP
Ca+P--> Ca3 P2
K+O2--> KO2
Mg+Cl2--> MgCl2
H2+Cl2 -->HCl
N2+o2-->NO
Na+H2-->NaH
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