Question

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Answer 1

Answer:

1) Homogeneous mixture ;

A solution is a homogeneous mixture of two or more components (substance) , it means composition properties are uniform

Heterogeneous mixture ;

A solution is said to be Heterogeneous mixture it means composition properties are uniformly distributed.

3) Centrifugation method;

Centrifugation is a method is used for the separation of particles from a solution , According to their size ,shape, density viscosity of medium and rotor speed . The particles are suspended in a liquid medium and placed in a centrifuge tube. The tube is placed and in a rotor or spun at a define speed

4) Chromatograph paper ;

Chromatography paper is an analytical method used to used to separate coloured chemicals or substance . It is primarily used as a teaching tool , having been replaced by other chromatography methods , such as thin layered chromatography.

5). colloids ;

A colloid is a phase separated mixture in which one substance o microscopically dispersed insoluble or soluble particles is suspended throughout another substance

Types;

• Aerosol
• solid aerosol
• Foam
• Emulsion
• Sol
• Solid foam
• Gel
• Solid sol

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