chapter 2 Methods of separation

• Middelbare school
• vwo
• Leerjaar 2

Methods of separation

Chapter 2

Types of mixtures

Chapter 2.1

Learning goals

You will learn to recognise different types of mixtures

Solutions and suspensions

A mixture consists two or more substances.

Solution - the solute is so finely devided, clear and transparant

Suspensions are turbid ->  Particals are too large to leave through any light ->always coloured.

Examples of solutions

Tea

Apple Juice

Cola

Examples of suspensions

Milk 

Orange Juice 

Muddy water

Chocolat Milk

Other mixtures

smoke - a solid with a gas

foam - a gas with liquid

mist - a liquid with a gas

Separating mixtures

Chapter 2.2

Learning goals

You will learn: 

- to separate a mixture into its components bij using difference in solubility and difference in particle size.

- a separation is never totally complete.

Methods of separation

Sedimentation and centrifugation

Filtration

Extraction