Question

Helppppp plzzz for 30 points

Answer 1

i am not sure enough for A but i think the ans is in dilute amount

Step-by-step explanation:

Answer 2

Answer with Explanation:

This is expirament based Q

1) Bring a magnet near ... the Cobalt will come out of te mixture and get attracted to magnet

2) Disolve it in a solution of ethanol. The Idoine gets dissolve and the other doesnt.

Hope im right!!