134. Задачка по химии №013 353
27. In antiquity some clay varieties were used to wash the body and clothes. What is the basis for the detergent action of clays?
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.