Homogeneous vs. Heterogeneous Mixtures

Which of the following is a mixture: Air, Carbon, Salt, Water?

• Air

• Carbon

• Salt

• Water

What is the main difference between homogeneous and heterogeneous mixtures?

• Homogeneous mixtures have a uniform composition, while heterogeneous mixtures do not.

• Heterogeneous mixtures have a uniform composition, while homogeneous mixtures do not.

• Homogeneous mixtures are always solid, while heterogeneous mixtures are always liquid.

• Heterogeneous mixtures can be separated by physical means, while homogeneous mixtures cannot.

What is the definition of a mixture?

• A combination of two or more substances that retain their individual properties.

• A single substance that cannot be separated into its components.

• A chemical reaction between two or more elements.

• A solution where one substance completely dissolves in another.

What is an example of a heterogeneous mixture?

• A shovel full of dirt.

• Saltwater solution.

• Pure gold.

• Distilled water.

Is chocolate chip ice cream a homogeneous or heterogeneous mixture?

• Homogeneous mixture

• Heterogeneous mixture

• Solution

• Colloid

What is a heterogeneous mixture?

• A mixture with a composition that varies from point to point.

• A mixture that has a uniform composition throughout.

• A mixture that can be easily separated by physical means.

• A mixture that contains only one type of substance.

Give an example of a homogeneous mixture.

• Milk

• Sand and salt mixture

• Vegetable soup

• Oil and water

Is saltwater a homogeneous or heterogeneous mixture?

• Homogeneous mixture.

• Heterogeneous mixture.

• Colloidal mixture.

• Suspension mixture.

Ocean water is a __________ mixture.

• Heterogeneous

• Homogeneous

• Colloidal

• Suspension

What is a homogeneous mixture?

• A mixture that has a uniform composition and appears visually the same throughout.

• A mixture that contains different substances that are easily distinguishable.

• A mixture that has varying properties in different parts of the mixture.

• A mixture that can be separated into its components by physical means.