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Вопрос по химии:
Расставьте коэффициент методом электронного баланса :
1) Na + HNO3 = NaNo + N2O + H2O-
Автор:
cold brew
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Ответ:
1) Na⁰ + HN⁺⁵O₃ → Na⁺NO₃ + N₂⁺O + H₂O
Na⁰ -e⁻ → Na⁺ 1 8
8
2N⁺⁵+2x4e → N₂⁺ 8 1
Na⁰ восстановитель, процесс окисления
N⁺⁵ окислитель, процесс восстановления
8Na + 10HNO₃ = 8NaNO₃ + N₂O + 5H₂O
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Перевести:
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2)Lasers are supposed to be able to solve a number of very complicated problems connected with medicine.
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Ответов: 2
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