Exploring Solutions and Mixtures

The image shown is an example of a ___________.

• solution

• mixture

• gas

• plasma

Is Trailmix an example of a Mixture?

• Yes

• No

What is a mixture?

• elements chemically combined

• a combination of different things

• it is found on the Periodic Table 

• it is made of chemical

A student reads the label on the bottle of salad dressing.  Why would the student shake the salad dressing before using it?

• Vinegar and oil have different densities

• Vinegar and oil easily form a solution

• Vinegar and oil both contain water

• Vinegar and oil are both liquids

Tags

NGSS.MS-PS1-2

What is a solution in chemistry?

• A mixture where substances are not evenly distributed

• A homogeneous mixture of two or more substances

• A heterogeneous mixture of two or more substances

• A pure substance

Which of the following is an example of a homogeneous mixture?

• Sand and water

• Oil and water

• Salt dissolved in water

• Salad

What is the main difference between homogeneous and heterogeneous mixtures?

• Homogeneous mixtures have a uniform composition, while heterogeneous mixtures do not

• Homogeneous mixtures are always liquids, while heterogeneous mixtures are always solids

• Heterogeneous mixtures are always liquids, while homogeneous mixtures are always solids

Which of the following is NOT a property of mixtures?

• Components can be separated by physical means

• Components retain their individual properties

• Mixtures have a fixed composition

• Mixtures can be homogeneous or heterogeneous

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What type of solution is formed when a gas is dissolved in a liquid?

• Solid solution

• Liquid solution

• Gaseous solution

• Aqueous solution