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Answers
Explanation:
3. a . hand picking is used when the particles to be separated can be differentiated by size and colour.
b.i) at first pour water in the mixture to make a solution...then stir it and keep it for a while until the sand settles down, this ia called sedimentation....next pour the solution in another container without disturbing the sand, called decantation .... now boil the solution so that the water evaporates leaving salt behind.
ii) seperate the iron fillings by magnetic separation . then seperate gram and rice by hand picking....
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Answer:
Explanation:
3. a . hand picking is used when the particles to be separated can be differentiated by size and colour.
b.i) at first pour water in the mixture to make a solution...then stir it and keep it for a while until the sand settles down, this ia called sedimentation....next pour the solution in another container without disturbing the sand, called decantation .... now boil the solution so that the water evaporates leaving salt behind.
ii) seperate the iron fillings by magnetic separation . then seperate gram and rice by hand picking....
plzzzz mark brainliest and follow