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Answer to Question #259394 in Physical Chemistry for abir

Question #259394

What is gold number?

1
Expert's answer
2021-10-31T12:43:04-0400

Gold Number is a term used in colloidal chemistry. It is defined as the minimum amount of protective colloid in milligrams which prevents a color change from red to violet of 10ml gold sol by the addition of 1 ml of 10%NaCl solution.


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