Question

b. remove sand from seawater;
C. obtain salt from seawater,
d. separate the constituents of air;
e. obtain pure water from some ink?
of m
4. Which separation technique can be used to:
a, identify the colour pigments in flower petals,​

Answer 1

Hey buddy here's ur answer

A. Hand-picking

B. Evaporation

C. Evaporation

D. Not possible

E. Not possible

Reasons of these separations

A. Hand-picking because the petals are few so it will be easy by Hand-picking.

B. Evaporation because by evaporation the seawater will be evaporated and sand will be there.

C. Evaporation because by evaporation the seawater will be evaporated and salt will be there .

D. Not possible because air is invisible.

E. Not possible because ink and water will be purely mixed

I hope it helps you

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$\huge\underline\mathfrak\red{Thanks!!}$