S (5.4) Mixture & Solution

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically combined. Each substance retains its own properties.

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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 is a solute?

Back

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

Front

What is a solvent?

Back

A solvent is the substance that dissolves the solute in a solution. For example, water is the solvent in sugar water.

Front

Can you give an example of a mixture?

Back

An example of a mixture is a salad, where different ingredients like lettuce, tomatoes, and cucumbers are combined but not chemically changed.

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Can you give an example of a solution?

Back

An example of a solution is saltwater, where salt (solute) is dissolved in water (solvent).

Front

What happens when you mix oil and water?

Back

Oil and water form a mixture, but they do not dissolve in each other, making it a heterogeneous mixture.

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What is the difference between a homogeneous mixture and a heterogeneous mixture?

Back

A homogeneous mixture has a uniform composition throughout (like a solution), while a heterogeneous mixture has visibly different substances or phases (like a salad).

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Is air a mixture or a solution?

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Air is a mixture because it contains different gases (like oxygen and nitrogen) that are not chemically combined.

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What is the process of dissolving?

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Dissolving is the process where a solute breaks down into smaller particles and spreads evenly throughout the solvent.