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komandir385
@komandir385
March 2022
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5. Решите цепочку
Fe⇒Fe2O3⇒Fe2 (SO4)3⇒ Fe
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Answers & Comments
kraskaloster
1. 4Fe +3O2 = 2Fe2O3
2.Fe2O3 + 3H2SO4 (разб.) = Fe2(SO4)3 +3H2O
3.Fe2(SO4)3 + 6Na = 2Fe + 3Na2SO4
2 votes
Thanks 1
komandir385
что такое (разб.)?
kraskaloster
Разбавленная
komandir385
Спасибо!
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Answers & Comments
2.Fe2O3 + 3H2SO4 (разб.) = Fe2(SO4)3 +3H2O
3.Fe2(SO4)3 + 6Na = 2Fe + 3Na2SO4