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What is gold number,in easy way?

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What is gold number,in easy way?

Posted by Rafiya Ansari 7 years ago

CBSE > Class 12 > Chemistry

1 answers

Nitika Neb 7 years ago

Gold no is defined as the minimum wt of protective colloid in milli grams that must be added to 10 ml of red gold sol so as no coagulation can take place when 1ml of 10% Nacl is added to it quickly

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