Mixtures and Solutions

What is a substance that is dissolved in another substance? 

• solution
• solute
• solvent
• compound

What is a solvent?

• The substance that does the dissolving in a solution.
• The substance that is being dissolved in a solution.
• The mixing of different substances.
• The process in which neutral molecules lose or gain electrons

Lemonade - Water, lemon juice, and sugar
Identify the solute

• water
• lemon juice
• sugar and lemon juice 

Tags

NGSS.5-PS1-4

A combination of two or more substances that cannot easily be separated--

• mixture
• solution
• solute
• solvent

If I added 27 grams of salt to water and separated the solution with a hot plate, what amount of salt would be left behind?

• 20 grams
• 0 grams
• 27 grams
• 10 grams

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-4

If you spilled nails in a sandbox, what separation tool/method could you use to clean out the sandbox so it would be safe for children to play in?

• Filter
• Screen
• Magnet
• Evaporation

To separate a mixture of salt and water what separation tool/method is used?

• Filter
• Screen
• Magnet
• Evaporation

A solution is defined as

• A mixture that appears to be a single substance and the components are uniformly dissolved

• A mixture that appears cloudy and has parts that can easily be seen

• A mixture that look stringy and is not uniformly mixed

• A combination of 2 elements chemically bonded together

How can compounds be broken down?

• By hitting them with a hammer

• Screaming at them

• Letting them sit and the components will settle out

• Through chemical reactions/processes

True or False:

A Compound is a type of mixture

• True

• False