112. Задачка по химии №011 208
20. What mass of an alloy containing about 60% silver should be taken for analysis so that after its dissolution and addition of 20.00 cm3 of 0.2000 M NH4SCN, 20.00 cm3 of 0.1000 M AgNO3 is required to titrate excess NH4SCN?
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Оплата и выдача товара осуществляются через партнёрскую платформу.