Mixtures and Solutions

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Rebecca made a mixture of raisins, nuts, and dried fruit for a snack. Which kind of mixture was Rebecca's snack?

Heterogeneous Mixture

Explain the difference between a homogeneous and heterogeneous mixture

Heterogeneous is not uniform throughout and can see all ingredients. Homogeneous is uniform throughout and can't see all ingredients

While sitting in your house, you notice that there are particles of dust floating in the air. These particles of dust that are suspended in the air are an example of a(n) ____.

Aerosol

You pour two different types of cereal into one bowl. Is this an example of a mixture or a solution? Explain.

This is an example of a mixture because the two cereals are combined, but not chemically. You can still see both cereals.

True or False - Mixtures can be separated easily.

True

True or False - Salad, trail mix, fruit mix, and cereal are not solutions.

True

What is the best way to separate a mixture of sand and iron filings?

Use a magnet to attract the iron filings.

Name some examples of mixtures

fruit salad, gumballs, garden salad, trail mix

Heterogeneous Mixture

has parts that are not uniformly mixed together

Homogenous Mixture

has parts that are uniformly mixed throughout

Mixtures that have parts that are not uniformly mixed together are called ___________ mixtures.

heterogeneous

Mixture

physical combination of 2 or more substances that do not combine chemically

A teacher told a student to separate the following things

salad, apples and oranges, salt with water, iron fillings with sawdust, hot chocolate. What are most of these?: mixtures

Hot chocolate and ocean water are examples of what?

solutions

Name some examples of solutions

sugar and vinegar, milk, coffee

Name some things that are soluble in water

sugar, powder

Solute

the minor component in a solution

What is the best way to separate salt and water?

Let the water evaporate

What is the scientific name for the ingredient that dissolves in a solution?

Solvent

Colloid

a heterogeneous mixture in which the parts are so small that they do not settle out

Suspension

a heterogeneous mixture that looks like it is the same throughout

Solution

a liquid mixture in which the solute is uniformly distributed within the solvent

Solvent

able to dissolve other substances

Compound

is a substance formed when two or more chemical elements are chemically bonded together


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