Gold number of starch is 25. How much of it is required to prevent coa – InterviewSolution

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1.	Gold number of starch is 25. How much of it is required to prevent coagulation of 100 ml of gold sol adding 1 ml of `10% NaCl` solution?A. 25 mgB. 250 mgC. `2.5 mg`D. `0.250 mg`
Answer» Correct Answer - B

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