November 2021 0 4 Report
Закончите уравнение реакций: а) Fe2O3+C= над знаком равно t
б) Fe+Cl2 стрелка и над ней t
в) Fe2(SO4)3+KI=
г) Fe+ Cl2 стрелка и над ней t
д) Fe+H2SO4(разб.)=
е)FeSO4+KOH=ж) Fe+CuSO4=
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