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kateksenon
@kateksenon
November 2021
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Расставьте коэффициенты методом электронного баланса.
1) Zn+HNO3=Zn(NO3)2+H2O+NO
2)Na+H2SO4=Na2SO4+H2O+H2S
3)Cu+HNO3=Cu(NO3)2+H2O+NO2
4)Fe+H2SO4=Fe2(SO4)3+H2O+SO2
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kateksenon
August 2022 | 0 Ответы
ranshe pionery chasto sobirali metallolom teper etogo pochti net pochemuobyasni79431f5f9ec52dd31cca0c1167868fcc 42489
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kateksenon
July 2022 | 0 Ответы
napisat molekulyarnye i ionnye uravneniya k sheme fe gtfecl gtfeoh g
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