Separating Mixtures

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a type of mixture where the components are not uniformly distributed, and different parts can be seen, such as salad.

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that has a uniform composition throughout, such as colored water.

Front

What separation technique should be used to separate salt from water?

Back

Evaporation is the technique used to separate salt from water.

Front

How can you separate juice from pulp in orange juice?

Back

You can separate juice from pulp by pouring the juice through a coffee filter.

Front

What happens when you make a mixture?

Back

Making a mixture results in physical changes only.

Front

What is filtration?

Back

Filtration is a separation technique used to separate solids from liquids or gases using a filter.

Front

What is evaporation?

Back

Evaporation is the process of turning liquid into vapor, often used to separate a solute from a solvent.

Front

What is chromatography?

Back

Chromatography is a technique used to separate mixtures based on the different rates at which components move through a medium.

Front

Can a mixture be separated by physical means?

Back

Yes, mixtures can be separated by physical means, such as filtration, evaporation, and chromatography.

Front

What is an example of a physical change?

Back

An example of a physical change is mixing sand and salt, which can be separated without changing their chemical properties.