The standard numerical value of the "Gold Number" specifically quantifies the absolute protective power of a lyophilic colloid. The test strictly standardizes the volume of the vulnerable red gold sol

Question

The standard numerical value of the "Gold Number" specifically quantifies the absolute protective power of a lyophilic colloid. The test strictly standardizes the volume of the vulnerable red gold sol to precisely:

Prashant Kotian · Accepted Answer

Correct answer: B. The rigorous analytical definition established by Zsigmondy states the Gold Number is the exact mass in milligrams () of protective colloid strictly required to prevent the coagulation of exactly of standard red gold sol upon the rapid addition of exactly of a solution.

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