Mixtures & Solutions Investigation 3 Review

What happens when I mix koolaid powder in water?

• It melts
• It boils
• It dissolves
• It evaporates

Tags

NGSS.MS-PS1-2

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-PS1-4

Two or more materials together

• mixture

• solution

• saturation

• matter

Saltwater is an example of a

• solution

• solute

• solvent

• soluble

When you mix a little salt in a cup of water it...

• dissolves

• disappears

• the water molecules devour the salt particles

• evaporates

Tags

NGSS.MS-PS1-2

How can one separate a solution of saltwater?

• let the water evaporate

• pour the solution through a coffee filter

• pull out the particles of salt very carefully

• It's impossible!

The amount of solid actually dissolved in a given amount of liquid.

• dilution

• concentration

• saturated solution

• supersaturated mixture

You can make a solution more concentrated by adding __________.

• more liquid

• more solid

• water

When you increase mass what happens to density?

• Increase

• Decrease

• stay the same

• nothing

When less solid is dissolved in a liquid, the solution is said to be...

• more concentrated

• less concentrated