InterviewSolution
Saved Bookmarks
InterviewSolution
| 1. |
On addition of `1 mL` solution of `10% NaCl` to `10 mL` gold sol in the presence of `0.0250 g` of starch, the coagulation is just prevented. What is the gold number of starch?A. 25B. `2.5`C. `0.25`D. `0.025` |
|
Answer» Correct Answer - A Gold number of lyophillic sol added in Mg in 10 ml gold sol with 1 ml of 10% NaCl to prevent cagulation. `=0.025 g` `0.025xx1000=25 Mg` |
|