on adding 1mL solution10%NaCl to 10mL gold sol in presence of 0.25 gm – InterviewSolution

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1.	on adding 1mL solution10%NaCl to 10mL gold sol in presence of 0.25 gm strach so that coagulation is just prevented what will be gold number of strach ??
Answer» on adding 1mL solution10%NaCl to 10mL gold sol in presence of 0.25 gm strach so that coagulation is just prevented what will be gold number of strach ??

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