When the number is written in brackets, that means it is below the line and smaller.
[blank_start]4[blank_end]NH(3) + [blank_start]5[blank_end]O(2) -----> [blank_start]4[blank_end]NO + [blank_start]3[blank_end]H(2)O
Responda
4
5
4
3
Questão 2
Questão
When the number is written in brackets, that means it is below the line and smaller.
[blank_start]4[blank_end]Al + [blank_start]3[blank_end]O(2) -----> [blank_start]2[blank_end]Al(2)O(3)
Responda
4
3
2
Questão 3
Questão
When the number is written in brackets, that means it is below the line and smaller.
[blank_start]1[blank_end]Au(2)S(3) + [blank_start]3[blank_end]H(2) -----> [blank_start]2[blank_end]Au + [blank_start]3[blank_end]H(2)s
Responda
1
3
2
3
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