Реакция меди с концентрированной азотной кислотой
11 months ago 00:01:38 1
![СДАЙ ЕГЭ! [Игорь Войтенко]](https://sun9-37.userapi.com/TQu60VWPMQsEZBlKRThTt7PAEBdhXRC5-R5CJQ/fhG8Z59N2Zk.jpg)
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