Chapter 1- Mixtures

Question 0

Homogenous

Answer 0

Mixtures that are uniform in composition

Question 1

Mixture

Answer 1

Blend of 2 or more kinds of matter, each of which retains its own identity

Question 2

Solutions

Answer 2

Homogenous mixtures

Question 3

Heterogenous

Answer 3

Mixtures that are not uniform

Question 4

3 properties of mixtures

Answer 4

1. Can be separated
2. Properties of mixture are a combination of the properties of its constituents
3. Composition may vary

Question 5

5 methods that can separate a mixture

Answer 5

1. Magnetism
2. By hand
3. Filtration
4. Crystallization
5. Chromatography

Question 6

Stainless steel

Answer 6

Homogenous

Question 7

Granite

Answer 7

Heterogenous

Question 8

Air

Answer 8

Homogenous

Question 9

Hand lotion

Answer 9

Homogenous

Question 10

Two substances with different boiling points

Answer 10

Distillation

Question 11

Sand from water

Answer 11

Filterization

Question 12

Black ink from pen

Answer 12

Chromatography

Question 13

Solvent

Answer 13

Does the dissolving

Question 14

Solute

Answer 14

Substance being dissolved

Question 15

Soluble

Answer 15

Capable of being dissolved

Question 16

Solution

Answer 16

Homogenous mixture of 2 or more substances uniformly dispurts though a single phase

Question 17

Alloy

Answer 17

Solid solution in which the atoms of 2 or more metals are mixed

Question 18

Suspension

Answer 18

Particles are so large they settle out unless the mixture is stirred

Question 19

Colliod

Answer 19

Mixture in which particles are medium in size

Question 20

Tyndall effect

Answer 20

Occurs when light is scattered by colloidal particles

Question 21

Electrolyte

Answer 21

Substance that dissolves in water to give a solution that conducts an electric current

Question 22

Nonelectrolyte

Answer 22

Substance that dissolves in water to give a solution that doesn’t conduct electric

Question 23

Examples of suspension

Answer 23

Italian salad dressing

Paint

Question 24

Examples of colloid

Answer 24

Hairspray | Milk

Question 25

Two components of a colloid

Answer 25

Dispersed phase- colloid particles | Dispersed medium- the water

Question 26

Foam

Answer 26

A gas dispersed in a liquid | Shaving and whipped cream

Question 27

Emulsion

Answer 27

Liquid in a liquid | Milk, butter

Question 28

Liquid aerosols

Answer 28

Liquid dispersed in gas | Clouds, fog

Question 29

Examples of electrolytes

Answer 29

Copper sulfate | Salt

Question 30

Examples of nonelectrolytes

Answer 30

Sugar | Gasoline

Question 31

Less than 1nm in diameter

Answer 31

Solution

Question 32

Between 1nm and 1000nm in diameter

Answer 32

Colloid

Question 33

More than 1000nm in diameter

Answer 33

Suspension

Question 34

Settle out of undisturbed

Answer 34

Suspension

Question 35

Pass through standard filter paper

Answer 35

Colloid and solution

Question 36

Scatter light

Answer 36

Colloid