Explain the method required for the separation of the following mixtures . a) iron filling , sand and iodine b) chalk powder , grain and chaff. c) common salt , sand and marbles. d) pebbles , water and salt
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a magnetic separation
b gravity separation
c hand picking and evaporation
d hand picking and evaporation
b gravity separation
c hand picking and evaporation
d hand picking and evaporation
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