Homogeneous & Heterogeneous Mixtures

Matter is separated into two categories:

• elements and solutions; mixtures and energy

• elements and atoms; molecules and compounds

• pure substances and mixtures

• solids and liquids; gases and plasma

Which answer choice correctly outlines the differences between pure substances and mixtures?

• pure substances cannot be separated physically while mixtures can be separated physically.

• pure substances can be separated physically while mixtures cannot be separated physically

• pure substances and mixtures both can be separated physically.

• Neither pure substances and mixtures cannot be separated physically.

​ A ​ is a combination of two or more substances that are not chemically bonded and can be separated by physical means.​ (a)  

• mixture
• solution
• pure substance
• molecule

There are two types of mixtures ​ (a)   ​ (b)  

• homogeneous
• heterogeneous
• elements
• compounds

A _ is a mixture that is made up of two or more substances that are uniform(same) throughout.

Which of the following answer choices IS NOT an example of a homogeneous mixture?

• coffee

• lemonade

• blood

• reese's peanut butter cup ice cream

Air, gasoline, milk, and salt water are examples of homogeneous mixtures.​ (a)   ​ ​ (b)   ​ (c)   ​ (d)  

• gasoline
• air
• milk
• salt water
• pizza
• trail mix
• salad

Which of the following answer choices all listed as homogeneous mixtures? Choose all that apply.

• solution

• solvent

• solute

• molecule

Mr. Devers poured water in a cup to drink. He started to drink the liquid then he added some yellow lemonade powder as he mixed both together. What would the yellow lemonade powder be called in this mixture?

• solute

• solvent

• pure substance

• molecule

Water that dissolves salt in salt water is called_______?