Pure substances and mixtures

What is the density of pure water?

What is a homogeneous mixture?

What types of colloids exist?

What is the solvent?

What is the solute?

What type of mixtures are colloids?

What method would you use to separate oil from water?

Say three methods of separation for homogeneous mixtures.

What are the differences between pure substances and mixtures?

Compare and contrast homogeneous and heterogeneous substances.

What is a homogeneous mixture?

Which is the difference between sieving and filtration?

Name three different methods of separation for heterogeneous mixtures.

How would you separate a mixture made up of metallic fragments, sand, salt and water?

What are the sols formed by?

What type of mixture is the air?

Explain two types of colloids

What would you obtain when separating a mixture?

At the beach, if you want to find coins under the sand with a detector, what kind of separation method would you use to take a coin off of the sand. Describe it.

What tecnique or techiniques would you use to separate the components of a suspension of water and soil.

Which is the freezing point of pure water?

What kind of substance is the alcohol 96º.

Clasiffy the following substances according to whether they are pure or mixtures:
salt, copper, oil, fruit shake. oil and water, salt water, wood, air, wine, steel, cement

Compare and contrast heterogeneous and homogeneous mixtures.