Question

see the photo and send the answer​

Answer 1

Answer:

Common salt

Sedimentation

Evaporation

Boiling point

Answer 2

Answer 1 :

(b) Alum

$the \: reason \: is \: all \: the \: dust \: is \: attracted \: towards \: alum. \: it \: is \: its \: property \: to \: attract.$

Answer 2 :

(b) Filtration

$this \: is \: because \: we \: have \: to \: remove \: solid \: particles.$

$in \: (d) \: we \: are \: removing \: water \: not \: the \: particle.$

Answer 3 :

(c) Evaporation

$no \: explaination$

Answer 4 :

(c) Both melting and boiling point

$it \: is \: a \: fact$

Note for answer 4 : It is possible at standard atmospheric pressure.

It will differ at different pressures.

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