Chem Chapter 14 & 15

Question 1

Properties of Bases

Answer 1

• turn litmus blue
• taste bitter
• are caustic
• slippery to touch
• are electrolytes ionize to yield OH ions conduct current=alkaline batteries

Question 2

• burning produces gases such as NO1 NO2 CO2

- these gases dissolve in rain or snow to produce acid solutions

Answer 2

Acid Rain

Question 3

Chemical compound that increase the connection of hydrogen ions in aqueous solutions

Answer 3

Arrhenius Acid

Question 4

A chemical compound that increases the concentration of hydroxide ions in aqueous solutions

Answer 4

Arrhenius Base

Question 5

One that ionizes completely resulting aqueous solution, are strong electrolytes

Answer 5

Strong Acids

Question 6

Do not ionize completely resulting in an equilibrium between molecules and ions, are weak electrolytes

Answer 6

Weak acids

Question 7

A base disscates completely yield OH=alkaline, strong electrolytes

Answer 7

Strong base

Question 8

Bases not very solute in water, are weak electrolytes

Answer 8

Weak base

Question 9

NOT limited to aqueous solution

Answer 9

Bronsted-Lowry

Question 10

A molecule or ion that acts as a proton donor

Answer 10

Acid

Question 11

A molecule or ion that acts as a proton acceptor

Answer 11

Base

Question 12

Properties of Acids

Answer 12

• turns litmus red
• sour taste
• react with metals to yield H2=corrosive
• are electrolytes ionize to yield hydrogen ions and conducts current
• neutralize basses

Question 13

The species that is formed when a Brønsted-Lowry base gains a proton

Answer 13

Conjugated Acid

Question 14

The speeches that is formed when a Brønsted-Lowry acid loses a proton

Answer 14

Conjugated Base

Question 15

Any species that can react as either an acid or base

Answer 15

Amphoteric

Question 16

Hydronium and Hydoxide Ions

Answer 16

Self-ionization of water

Question 17

Equation of Water Equilibrum

Answer 17

1X10^-7

Question 18

Kw =

Answer 18

Ionization constant of water

Question 19

The equation for Kw

Answer 19

1X10^-14

Question 20

• -used to determine Ph
• -change colors in specific Ph ranges
• -natural indicators
• –litmus red=acid, blue=base
• –cabbage: acid=pink, base=green

Answer 20

Indicators

Question 21

• -phenolphthalein:
• –acid=clear
• –base=pink/purple
• -ph paper/universal indicator:
• –acid=red
• –base=violet

Answer 21

Synthetic indicators

Question 22

Is the controlled addition and measurement of the amount of a solution of known concentration required to react completely with a measure amount of a solution of unknown concentration

Answer 22

Titration

Question 23

The two solution used are in chemically equivalent amounts

Answer 23

Equivalence point

Question 24

When the indicator changes color

Answer 24

End point

Question 25

What is the formula for Titration?

Answer 25

MlaXMa=MlbXMb

Question 26

Acetic Acid found where

Answer 26

In vinegar

Question 27

Acetylsalicylic acid found where

Answer 27

Aspirin

Question 28

Ascorbic acid found where

Answer 28

Sirius fruits

Question 29

Boric acid found where

Answer 29

Glass fiber

Question 30

Carbonic acid

Answer 30

Carbonated drinks

Question 31

Hydrophobic acid found where

Answer 31

Smart board cleaning

Question 32

Nitric acid found where

Answer 32

In rubber and plastics

Question 33

Phosphoric acid found where

Answer 33

Soft drinks

Question 34

Sulfuric acid found where

Answer 34

Preparation of drugs

Question 35

Aluminum hydroxide uses what

Answer 35

Purified water

Question 36

Calcium hydroxide uses what

Answer 36

Line sports

Question 37

Magnesium hydroxide uses what

Answer 37

Laxative, antacid

Question 38

Sodium hydroxide uses what

Answer 38

Drain cleaner

Question 39

Ammonium hydroxide uses what

Answer 39

Cleaning