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Which of the following do you suggest for Vinoth to pick to score a centum in his exam?
 
Statement 1: Centrifuges separate two materials of different densities by spinning them together.
 
Statement 2: Immiscible liquids are separated from their solutes using separatory funnels.
 
Statement 1: Chalk in water is an example for heterogeneous mixture.
 
Statement 2:There are noticeable separate lines in heterogeneous mixture.