SOLUTIONS?
SOLUBILTY
CONCENTRATED OR DILUTE?
Molarity
VOCABULARY
100
The substance in which the solute dissolves
What is the solvent?
100

True or False: heating always increases the rate of solubility of all substances.

What is False?

100
a substance with a lot of solute is said to be
What is concentrated?
100

What is the molarity of .5moles of solute dissolved in 500mL of water?

What is 1 mole/L

100

A pure substance that cannot be separated into simpler substances by physical or chemical means.

What is an element?

200
A mixture that appears to be a single substance, where particles of 2 or more substances are distributed evenly throughout each other.
What is a solution?
200

Name 1 way that you can increase the rate of solubility of a substance.

What is stirring or crushing?

200
A solution that contains very little solute is considered to be
What is Dilute?
200

How many liters of water are needed to make a 3M solution if 2.5 moles of solute are used?


What is 0.83L?

200

The smallest structural unit of a compound.

What is a molecule?

300

A mixture in which the particles are evenly dispersed. 

What is homogenous?

300
The ability of a solute to dissolve in a substance at a certain temperature.
What is solubility?
300
When calculating the concentration of a solution you need these 2 measurements
What is the grams of solute and the ml of solvent?
300

How many moles of solute are needed to make 125mL of a .25M solution? 

What is 0.03 moles solute?

300

A pure substance composed of two or more elements that are chemically combined.

What is a compound?

400

A mixture in which you can easily pick out the different substances. 

What is a heterogenous solution?

400

A line on a solubility graph that goes down from the left to the right shows that the solubility of a substance is ****

What is decreasing?

400
When calculating the concentration of a solution, which measurement goes on the top of the formula?
What is grams?
400

How many grams of Sodium Chloride are needed to make 1.75L of  2M solution?

What is 203grams NaCl?

400

Which of the following is NOT a solution?
Milk, Sand, Tea, Air

What is sand?

500
A combination of 2 or more substances that are not chemically combined.
What is a mixture?
500
An example of a solute that increases in solubility as the temperature increases?
What is sugar, salt.....
500

When calculating the concentration of a solution, what measurement goes on the bottom of the formula?

What is liters (volume or mL also ok)?

500

If I have a 250mL of a 1.75M solution and I add 750mL of pure water, what will the new molarity be?

What is 0.44M?

500
The solvent that is sometimes called the "Universal Solvent"
What is water?