1.

The coagulation of `100mL` of a colloidal solution of gold is completely prevented by adding `0.25g` of starch to it before adding `10mL` of `10%NaCl` solution. The gold number of starch isA. `24`B. `240`C. `120`D. `360`

Answer» Correct Answer - A
`0.024g` or `24mg`


Discussion

No Comment Found

Related InterviewSolutions