We can't rejoin the broken chalk easily. Give reasons.
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We can't rejoin the broken chalk easily. ... 1) Force of attraction between the particles of the chalk is weak. 2) It is easy to break, but we can't join. 3) To join two materials we need to let the molecules of two get near enough for the coulomb forces to start acting.
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We can't rejoin the broken chalk easily. ... 1) Force of attraction between the particles of the chalk is weak.
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