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chromatography
Using the separating funnel method can be separated mixtures of liquids with different densities.
A "hard method of separation" is not an expression in chemistry.
The best method is distillation.
A method of separation may be the fractional crystallization.
High and low method is the method for separating fixed cost and variable cost from mixed cost.
methods in separating
Paper chromatography is a method.
chromatography
The simplest method is decantation.
This metod is called filtration.
Using the separating funnel method can be separated mixtures of liquids with different densities.
Gravity separating.
the method to separating chemical
across and down
By this method iron (being ferromagnetic) is extracted from mixtures.
A "hard method of separation" is not an expression in chemistry.