Предмет: Химия, автор: yonkada

Химия. 50 баллов. Задание на картинке.
Отмечу лучший ответ и лайкну. ​

Приложения:

Ответы

Автор ответа: LioneelyaMessi
1

Ответ:

4

Объяснение:

2NaOH + CuO = Na2O + Cu(OH)2 осадок

NaOH + Al2O3 = Na2O + Al(OH)3 осадок

yonkada: спасибо
LioneelyaMessi: В последнем щас только уравняю ещё
yonkada: ок
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