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0.025 gm of starch solution is required ...

`0.025` gm of starch solution is required to prevent coagulation of 10 ml gold sol. When 1 ml of
`10% NaCl` Solution is present. What is the gold number of starch sol?

A

`0.025`

B

`0.25`

C

`2.5`

D

25

Text Solution

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The correct Answer is:
D
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