01. Решение задачи по химии126

5. A small amount of carbon dioxide was passed through an aqueous solution of sodium silicate to form a sol, the coagulation threshold of which with calcium bromide is equal to C mmol-eq/l. Estimate the coagulation threshold of this sol with cesium phosphate.
1) С/64 2) С*64 3) С/729 4) С*729

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