October 2021 0 9 Report
Найдите(и решите)реакции которые произойдут: H2S+Mg=... Na+H2SO4(конц)=... Al+H2S=... Ca+H3PO4=... HCl+Zn=... H2SO4(конц)+Cu=... HNO3(конц)+Cu=... H2S+Pt=... H3PO4+Fe=... HNO3(раств)+Na=... Fe+Pb(NO3)2=...
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