Chapter 2,3

Question 1

Measure of the tendency of an atom to attract a bonding pair of electrons

Answer 1

Electronegativity

Question 2

The time it takes 50% of the parent isotope to decay

Answer 2

Half life

Question 3

Capacity to cause change

Answer 3

Energy

Question 4

Energy matter possesses as a result of its location or spatial arrangement

Answer 4

potential energy

Question 5

What are the 4 emergent properties of water?

Answer 5

cohesion, ability to moderate temperatures, expansion upon freezing, solvent

Question 6

Linking together of like molecules

Answer 6

Cohesion

Question 7

Clinging of one substance to another

Answer 7

Adhesion

Question 8

Measure of how difficult it is to stretch or break the surface of the liquid

Answer 8

Surface tension

Question 9

Energy of movement

Answer 9

Kinetic energy

Question 10

Random movement of atoms/ molecules

Answer 10

Thermal energy

Question 11

Thermal energy in transfer from 1 body of matter to another

Answer 11

Heat

Question 12

Amount of heat that must be lost or absorbed for 1 gram of that substance to change by 1 C

Answer 12

Specific heat

Question 13

Dissolving agent

Answer 13

Solvent

Question 14

Substance that is being dissolved

Answer 14

Solute

Question 15

Substance that minimizes the concentration of hydroxide and hydrogen ions

Answer 15

Buffers

Question 16

Decreasing of pH because of the absorption of excess CO2

Answer 16

Acidification

Question 17

A well-defined vertical salinity gradient in ocean or other saline water

Answer 17

Halocline

Question 18

What does a blue hole look like?

Answer 18

Top part is basic, bottom half is acidic (lots of salt)

Question 19

What types of organisms live in the blue holes?

Answer 19

Prokaryotes, bacteria, small organisms

Question 20

Why do the organisms live in the blue holes?

Answer 20

Feed on small bacteria and prokaryotes