Mixtures and Solutions

Front

What is a solution?

Back

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

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that retain their individual properties and can be separated by physical means.

Front

What is the difference between a mixture and a solution?

Back

A mixture can be heterogeneous or homogeneous, while a solution is always homogeneous.

Front

What method is commonly used to separate a mixture of salt and water?

Back

Evaporation is used to separate salt from water by heating the solution until the water evaporates.

Front

Which substances can be easily separated from a mixture?

Back

Substances like powdered drink mix, sugar, and water can be separated, but they form a solution when mixed.

Front

What physical property allows for the separation of iron filings from sand?

Back

Magnetism allows for the separation of iron filings from sand.

Front

What is the role of a solvent in a solution?

Back

The solvent is the substance that dissolves the solute, forming a solution.

Front

What is an example of a heterogeneous mixture?

Back

An example of a heterogeneous mixture is a salad, where the individual components can be seen and separated.

Front

What is the process of filtration used for?

Back

Filtration is used to separate solid particles from liquids or gases using a filter.

Front

What is the significance of maintaining physical properties in a mixture?

Back

Maintaining physical properties means that the individual components retain their characteristics and can be identified after mixing.