100 mL of a standard sol required 240 mg of starch for its protection against coagulation, Calculate gold number of starch.

50 mL of standard gold sol. needs 0.05 mg of gelatin for its protection from coagulation. Calculate gold number of gelatin.

50 ml of standard gold sol needs 0.05 mg of gelatine for its protection from coagulation - Calculate gold number of gelatine.

50 mL of standard gold solution needs 0.05 mg of gelatin for its protection from coagulation. Calculate the gold number of gelatine?

50 mL of standard gold solution needs 0.05 mg of gelatin for its protection from coagulation. Calculate the gold number of gelatine?

5 ml of standard gold sol, needs 0.5 mg of gelatin for its protection from coagulation, calculate the gold no of gelatin.

5ml of standard gold sol, needs 0.5 mg of gelation for its protection from coagulation, calculate the gold no of gelation.

The coagulation of 100 mL of a colloidal solution of gold is completely prevented by the addition of 0.25 g of starch to it before adding 1 mL of 10% NaCl solution . Calculate the gold number of starch.

The coagulation of 100 ml gold sol is completely prevented by adding 0.25 g of starch to it before adding 10 ml of 10% NaCl solution. Calculate the gold number of starch.

On adding one mL of solution of 10% NaCl to 100 mL of gold sol in the presence of 0.25 g of starch, the coagulation is just prevented. The gold number of starch is