Автор - ghfggg

К2О+Н3РО4=
AI+H2SO4=
Fe2O3+ HNO3=

Ответ

Автор - Diana220599
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Ответ

Автор - kolya1709kh
2Al+3H2So4=Al2(SO4)3 +3H2
Fe2O3+6HNO3=2Fe(NO3)3+3H2o

3K2O+2H3PO4=2K3PO4+3H2o

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