50 ml of standard gold sol needs 0.05 mg of gelatin
for its protection from coagulation. Calculate gold
number of gelatin :
(1) 0.0001
(2) 0.001
(3) 0.01
(4) 0.1
Answers
Answered by
1
Answer:
Gold number of gelatin =0.01.
This means that 0.01 mg gelatin is required to be added to 10 mL of gold sol to completely prevent coagulation of 1 mL of 10% NaCl solution.
Therefore, gelatine added to 1000 mL of gold sol to prevent coagulation =
10
0.01×1000
=1 mg.
Answered by
0
Answer:
its answer is 0.1 by which it added to 10 ml and it is 1
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