Unit 2 Mixtures and Solutions Practice

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded and can be separated by physical means.

Front

What is a solution?

Back

A solution is a special type of mixture where one substance (the solute) is completely dissolved in another (the solvent).

Front

What happens when a solid is heated?

Back

When a solid is heated, it can change into a liquid through a process called melting.

Front

What is evaporation?

Back

Evaporation is the process where liquid turns into gas, usually when heated.

Front

What is filtration?

Back

Filtration is a method used to separate solids from liquids using a filter.

Front

What is the difference between a solute and a solvent?

Back

A solute is the substance that is dissolved, while a solvent is the substance that does the dissolving.

Front

What happens when you mix oil and water?

Back

Oil and water do not mix; they separate into two layers because they have different densities.

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without changing its chemical composition.

Front

What is a chemical change?

Back

A chemical change occurs when a substance transforms into a different substance with different properties.

Front

What is dissolving?

Back

Dissolving is the process where a solute mixes with a solvent to form a solution.