Quiz 3

Question 1

The number of moles of solute dissolved per dm3 (liters) of the solution

Answer 1

Molarity

Question 2

Amount of solute present in each quantity of solvent or solution

Answer 2

Concentration of solution

Question 3

Unit of molarity

Answer 3

Moles of solute / liters of solution

Question 4

Common concentration expression of solution

Answer 4

Percent by mass

Question 5

Mixture

Answer 5

Combination of two or more substances

Question 6

Two types of mixture

Answer 6

Homogeneous and heterogeneous

Question 7

Solution

Answer 7

Homogeneous mixture, composed of solute and solvent

Question 8

Solute is ________ than solvent in a solution.

Solvent is ________ than solute in a solution.

Answer 8

Smaller/less

Larger/more

Question 9

Types of solutions

Answer 9

Gaseous
Liquid
Solid

Question 10

Types of concentration

Answer 10

Unsaturated - less than solute dissolved
Saturated - equal to solute dissolved
Supersaturated more than solute dissolved

Question 11

Solubility

Answer 11

amount of solute that dissolves in a certain amount of a solvent at a given temperature and pressure to produce a saturated solution

Question 12

Factors affecting solubility of solids

Answer 12

Temperature
Shaking
Particle size

Question 13

Liquids solubility

Answer 13

Miscible - can dissolve
Immiscible - can’t dissolve

Question 14

Polar

Answer 14

Solutes tend to dissolve in polar solvents.

Question 15

Nonpolar

Answer 15

solutes tend to dissolve in nonpolar solvents.

Question 16

Parts per Million and Parts per Billion

Answer 16

( Mass of A / Mass of solution ) * 10^6 - ppm

( Mass of A / Mass of solution ) * 10^9 - ppb

Question 17

Percent

Answer 17

Solute / solution * 100

Question 18

Molarity

Answer 18

is the concentration of a solution expressed in moles of solute per Liter of solution.

Question 19

Molality

Answer 19

is the concentration of a solution expressed in moles of solute per kilograms of solvent.