Mixtures and Solutions

Front

What is a Colloid?

Back

A colloid is a mixture where tiny particles are dispersed throughout another substance, but do not settle out. Examples include milk and fog.

Front

What is a Solution?

Back

A solution is a homogeneous mixture where one substance (the solute) is dissolved in another (the solvent). An example is saltwater.

Front

Define Heterogeneous Mixture.

Back

A heterogeneous mixture is a mixture that is not uniform in composition; the different components can be seen and separated. Examples include salad and mud.

Front

Define Homogeneous Mixture.

Back

A homogeneous mixture is a mixture that has a uniform composition throughout. Examples include air and tap water.

Front

What is the difference between a Colloid and a Solution?

Back

A colloid has larger particles that do not settle out, while a solution has particles that are completely dissolved and cannot be seen.

Front

What does 'different throughout' mean in terms of mixtures?

Back

It refers to a heterogeneous mixture, where the components are not evenly distributed.

Front

What type of mixture is milk classified as?

Back

Milk is classified as a colloid because it contains fat globules dispersed in water.

Front

What type of mixture is well water classified as?

Back

Well water is classified as a solution because it contains dissolved minerals and is uniform throughout.

Front

Give an example of a heterogeneous mixture.

Back

An example of a heterogeneous mixture is beach sand, where different particles can be seen.

Front

What is an example of a homogeneous mixture?

Back

An example of a homogeneous mixture is tap water, which is uniform in composition.