Mixtures

Which statement about mixtures is FALSE?

• In heterogeneous mixtures, you can see the components

• In homogeneous mixtures, you can see the components

The types of mixtures are:

• Elements, compounds and molecules

• Solutions, suspensions and colloids

• Pure substances and mixtures

The coffee is an example of

• Homogeneous mixture

• Heterogeneous Mixture

• Pure Substance

• Suspension

Which of the following types of mixtures have the biggest particles?

• Solutions

• Colloids

• Suspensions

Mustard is an example of? HINT: It has big particles.

• Suspension

• Colloid

• Solution

Mayonnaise is an example of? HINT: It needs an emulsifier to mix

• Suspension

• Colloid

• Solution

Vinegar is an example of?

• Suspension

• Solution

• Colloid

How can you separate the components of a macaroni salad?

• Only with physical methods

• Only with chemical methods

• With physical and chemical methods

• It can not be separated

What happens to the properties of elements when they are in a mixture? (example: Fe + S)

• The individual properties of elements remain

• The individual properties of elements get lost

• Is not possible to do mixtures

Water (H2O) is an example of?

• Pure substance: Compound

• Pure substance: Element

• Mixture: Homogeneous

• Mixture: Heterogeneous