The most common way we help the solute dissolve into the solvent is by doing what?
stirring the mixture until it becomes a solution
100
The boiling point of water is.....
100 degrees celsius
200
What is matter made up of?
tiny particles called atoms.
200
Two tools we have used to separate mixtures in previous labs.
Screen and filter paper
200
What can you not do to a solution that you can do to a mixture?
separate
200
During our salt crystal lab, we created a salt water solution. We put a small amount of the solution into a dish and let it sit out for a couple of days. When we checked on it, all that was left in the dish was salt crystals. What happened to the water?
evaporated
200
A solution is always clear enough that you can see through it. What is another word for clear?
transparent
300
What one thing can be all three states of matter at different times?
water
300
How would you separate a mixture of gravel and water?
use a screen to catch the gravel, the water will run off into a cup
300
In order to form a solution the solute must ____________ into the solvent.
dissolve
300
The salt crystals you formed in your groups looked different than their original form of salt. What distinct pattern did the salt crystals have?
an "X" going through it
300
The amount of material dissolved in a measure of liquid.
concentration
400
What state of matter is often invisible?
gas
400
A mixture can be separated by their.....
physical means
(shape, size, color)
400
The _____________ is the greater amount of substance in a solution.
solvent
*water, milk
*greater amount of letters-greater amount of material
400
During out salt saturation lab, how could we tell when a solution reached saturation?
when no more salt could be dissolved, so it fell to the bottom
400
____________ is to make a solution less concentrated, usually by adding water.
dilute
500
What state of matter flows freely to take the shape of its container?
liquid
500
Give five examples of a mixture.
salad, fruit salad, gravel and powder, lucky charms, sand and water
500
The ___________ is the small amount of substance in a solution.
solute
*salt, sugar, koolaid mix, chocolate syrup
500
During out Koolaid lab, tell me the three ways you knew that solution 2 was higher concentrated than solution 1.
color (darker), taste (sweeter), and the amount of koolaid mix in solution 2 was greater than the amount of mix in solution 1