64 Задачка по химии №06 452
7. Unrefined copper contains impurities of silver and zinc What happens to these impurities during the electrolytic refining of copper?
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.
Оплата и выдача товара осуществляются через партнёрскую платформу.