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berezhnayaoksap2ekjk
@berezhnayaoksap2ekjk
July 2022
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Сумма всех коэффициентов равна 9 в уравнениях реакций, протекающих между веществами, формулы которых:
1) Al+H2SO4 -->
2) CA+WO3-->
3) Fe2O3+H2-->
4) AL+CuCl2-->
5)Na+HOH-->
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LearnChemistry
Ответ 1:
2Al+3H2SO4=Al2(SO4)3+3H2
2 votes
Thanks 4
Jannyssyakykyssya
1. 2Al+3H2SO4=Al2(SO4)3+3H2
2. 3Ca+WO3=3CaO+W
3.Fe2O3+3H2=2Fe+3H2O
4. 2Al+3CuCl2= 3Cu+2AlCl3
5.2Na+2H2O=2NaOH+H2
7 votes
Thanks 8
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Answers & Comments
2Al+3H2SO4=Al2(SO4)3+3H2
2. 3Ca+WO3=3CaO+W
3.Fe2O3+3H2=2Fe+3H2O
4. 2Al+3CuCl2= 3Cu+2AlCl3
5.2Na+2H2O=2NaOH+H2