Quiz 1

Question 2

Acid examples

Answer 2

citric acid
carbonic acid
stomach acid
vinegar

Question 3

Bases examples

Answer 3

cleaners
toothpaste
shampoo
soap
baking soda

Question 4

Alkaline

Answer 4

ashes of plants with water

Question 5

Empirical properties

Answer 5

Level 1 Operational Definitions

Question 6

Acids - Level 1

Answer 6

Taste sour
React with active metals form H2 bubbles
Neutralize bases

Question 7

Bases - Level 1

Answer 7

Taste bitter
Slippery

Question 8

Acids - Level 2 - Arrhenius

Answer 8

Acids are molecules that ionize in water to produce H+

Question 9

Bases - Level 2 - Arrhenius

Answer 9

Ionic metal hydroxides that dissociate to produce OH-

Question 10

3 acid ion names - interchangeable

Answer 10

1. Hydrogen ion
2. Proton
3. Hydronium ion

Question 11

Auto ionization of water - how many particles

Answer 11

2 out of 1 billion at 25C

Question 12

pH definitions

Answer 12

1. Power of hydrogen
2. Potential of hydrogen

Question 13

pH based on what scale

Answer 13

negative logarithmic scale of hydronium ion

Question 14

Dilution Concept

Answer 14

each successive 10x dilution of acid results in an increase of pH by a factor of 1

Question 15

Acid + Base Indicator

Answer 15

Plant pigment - changes colour

weak acids - need more clarification

Question 16

Form 1 of Indicator

Answer 16

HIn - acid colour 1

Question 17

Form 2 of Indicator

Answer 17

In- base colour 2

Question 18

Strong Acid

Answer 18

completely ionize

Question 19

Weak Acid

Answer 19

doesn’t completely ionize