Mixtures, Solutions, Elements, Compounds

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that has a uniform composition throughout. An example is salt water.

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What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture where the components are not uniformly distributed. An example is a salad.

Front

Define an element.

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means. Examples include oxygen and gold.

Front

Define a compound.

Back

A compound is a substance formed when two or more elements are chemically bonded together. An example is water (H2O).

Front

What are pure substances?

Back

Pure substances are materials that have a constant composition and consistent properties. They can be elements or compounds.

Front

What are mixtures?

Back

Mixtures are combinations of two or more substances that retain their individual properties. They can be homogeneous or heterogeneous.

Front

What is a solute?

Back

A solute is the substance that is dissolved in a solution. For example, salt is the solute in salt water.

Front

What is a solvent?

Back

A solvent is the substance that dissolves the solute in a solution. Water is known as the universal solvent.

Front

What is the universal solvent?

Back

Water is known as the universal solvent because it can dissolve more substances than any other liquid.

Front

What are the two main categories of matter?

Back

The two main categories of matter are pure substances and mixtures.