Chapter 3.1, 3.2, & 3.3

Question 1

form as a result of polar covalent bonds in water

Answer 1

hydrogen bonds

Question 2

spend more time near oxygen than hydrogen

Answer 2

polar covalent bonds

Question 3

is a water molecule polar/nonpolar

Answer 3

polar molecule

Question 4

what are the 4 properties of water

Answer 4

1. cohesive behavior
2. ability to moderate temperature
   3.expansion upon freezing
3. versatility as a solvent

Question 5

hydrogen bonds holding water molecules together

Answer 5

cohesion

Question 6

measurement of how hard it is to break the surface of a liquid

Answer 6

surface tension

Question 7

cohesion results in (high/low) surface tension?

Answer 7

high

Question 8

an attraction between different substances (water & plant cell wall)

Answer 8

adhesion

Question 9

the energy of motion

Answer 9

kinetic energy

Question 10

random motion of atoms/molecules

Answer 10

thermal energy

Question 11

represents average kinetic energy

Answer 11

temperature

Question 12

amount of heat required to raise temperature of 1 gram by 1 celcius

Answer 12

calorie

Question 13

dissolving agent of a solution

Answer 13

solvent

Question 14

substance getting dissolved

Answer 14

solute

Question 15

a sphere of water that surrounds ions

Answer 15

hydration shell

Question 16

substance that increases H+ concentration

Answer 16

acid

Question 17

substance that reduces H+ concentration

Answer 17

base

Question 18

what type of acids/base dissociate in water?

Answer 18

strong acids and strong bases

Question 19

threat to our oceans

Answer 19

acidification

Question 20

CO2 dissolved in seawater

Answer 20

ocean acidification