Environmental Chemistry Section 1.2

Question 1

Define Acid

Answer 1

A compound that dissolves in water to form a solution with a pH lower than 7 ( Turns blue litmus paper red)

Question 2

Define Base

Answer 2

A compound that dissolves in water to form a solution with a pH higher than 7 ( Turns red litmus paper blue)

Question 3

Define Acid Rain

Answer 3

When chemicals released to form industrial processes combine with water to form acid rain

Question 4

Define pH Meter

Answer 4

The PROBE is dipped into a solution and the meter indicated the solutions pH

Question 5

Define Universal Indicators

Answer 5

Shows a wide variety of colors, each indicating a different oH when compared to a color chart

Question 6

Define Neutralization

Answer 6

A reaction where an acid and base come together to produce water and salt

Question 7

Define Buffers

Answer 7

A substance that can neutralize either an acid or base.
Eg. Tums

Question 8

Define Orangic and Inorganic compounds

Answer 8

Organic- Contains Carbon
Inorganic- Doesn’t contain Carbon

Question 9

Define Nutrients

Answer 9

Elements and compounds needed for living, growing and reproducing

Question 10

Define Macronutrients

Answer 10

9 elements that are needed in large amounts

Question 11

Define Micronutrients

Answer 11

elements needed only in small amounts

Question 12

Define Optimum Amounts

Answer 12

Too much or to little can be harmful to an organism

Question 13

Define Carbohydrates

Answer 13

Made up of Carbon, Hydrogen, and Oxygen ( Rice)

Question 14

Define Lipids

Answer 14

Made up of many Carbon, Hydrogen, and Oxygen atoms (Fats,oils)

Question 15

Define Protein

Answer 15

Made of Carbon, Hydrogen, Oxygen, and Nitrogen (Fish)

Question 16

Define Nucleic Acids

Answer 16

Largest most complex molecules in living things. ( DNA, RNA)