Pure substance or mixture

Which is an example of a container filled with a pure substance?

• a glass of iced tea

• a bucket of salt water

• a tire filled with air

• a balloon filled with helium

Which is a pure substance?

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• 
• 
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Tags

NGSS.MS-PS1-1

Instant coffee is made by dissolving a powder in hot water. Instant coffee is a ___________________ .

• pure substance

• mixture

Dry ice is solid carbon dioxide, or CO2. Dry ice may be used as a cooling agent and contains two oxygen atoms bonded to a carbon atom. Dry ice is a ___________________ .

• pure substance

• mixture

Tags

NGSS.MS-PS1-1

Cake batter is a substance that may contain flour, eggs and sugars mixed by hand or with an electric mixer. Cake batter is a ___________________ .

• pure substance

• mixture

Blood is a fluid found in the bodies of humans and other animals. It can be physically separated into plasma, red blood cells and white blood cells. Blood is a ___________________

• pure substance

• mixture

Which of these is a mixture?

• Laundry Detergent

• Salt (NaCl)

• Oxygen (O)

• Fluorine (Fl)

Air is:

• An element

• A compound

• A mixture

• None of these

What is an example of a mixture?

• iron
• ice
• soil
• gold

Jorge prepared a drink and salad for dinner. The chart lists the ingredients for both.
Using the information in the chart, which statement is the BEST description of the drink and salad?

• The salad and fruit drink are both mixtures.
• The salad and the fruit drink are both solutions.
• The fruit drink is a mixture because the ingredients can't be separated.
• The salad is a solution because the ingredients can't be separated.