114. Задачка по химии №011 426

357. Coagulation of a gold sulfide sol with a volume of 650 ml occurred by adding a solution of chromium (III) sulfate with a volume of 1.18 ml with a concentration of 0.025 mol / l. Calculate the threshold for coagulation of the sol by sulfate ions. Write the formula for a micelle of a gold sulfide sol.

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