Question

1. Name the method of separation with principal -
1. Ethane and water.
2. different dye form flower extract.


2. what you observed when a solution of Nacl is mixed with AgNo3 solution.

Answer 1

1)
1
By cooling the mixture to room temperature , water is liquid at room temperature and ethane is gas.
2)By excessive heating the dye with low boiling point than flower extract at STP will convert dye to gas .

2)
It is an double displacement reaction, forming AgCl as precipitate.
NaCl+AgNO3 = NaNO3 + AgCl(White ppt.)

Hope it helps you.
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Answer 2

1. distillation
2. chromatography