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alenta401
@alenta401
June 2022
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Здійсніть перетворення: Al-Al2O3-AL(NO3)3-AL(OH)3-AL2O3
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Answers & Comments
lenyasmirnov2004
Verified answer
1)4Al+3O2=Al2O3
2)Al2O3+6HNO3=2Al(NO3)3+3H2O
3)Al(NO3)3+3KOH=Al(OH)3+3KNO3
4)2Al(OH)3=t=Al2O3+3H2O
0 votes
Thanks 6
alenta401
спасибо
svetka1574
Verified answer
4Al + 3O2 -> 2Al2O3
Al2O3 + 6HNO3 ->2 Al(NO3)3 + 3H2O
Al(NO3)3 + 3NaOH -> Al(OH)3↓ + 3NaNO3
2Al(OH)3 -> Al2O3 +3 H2O
2 votes
Thanks 7
alenta401
спасибо
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Answers & Comments
Verified answer
1)4Al+3O2=Al2O32)Al2O3+6HNO3=2Al(NO3)3+3H2O
3)Al(NO3)3+3KOH=Al(OH)3+3KNO3
4)2Al(OH)3=t=Al2O3+3H2O
Verified answer
4Al + 3O2 -> 2Al2O3Al2O3 + 6HNO3 ->2 Al(NO3)3 + 3H2O
Al(NO3)3 + 3NaOH -> Al(OH)3↓ + 3NaNO3
2Al(OH)3 -> Al2O3 +3 H2O