2.5 Study Guide

Question 1

Lower Level- Cohesion

Answer 1

H bonding between water molecules

Question 2

Lower Level- adhesion

Answer 2

H bonding between H2O and other substances

Question 3

Lower Level- solvent

Answer 3

Dissolve in solutes to create solutions

Question 4

Lower Level- specific heat

Answer 4

The amount of energy H takes to heat up 1 gram of a substance by 1 degree Celsius

Question 5

Lower Level- pH

Answer 5

Potential of hydrogen

Question 5

Lower Level- concentration

Answer 5

The number of particles present in a given volume

Question 6

Lower Level- heat of vaporization

Answer 6

Takes 1 gram of water to evaporate to become water vapor hydrogen bonds must be completely broken

Question 7

Lower Level- pOH

Answer 7

hydroxide ion present

Question 8

Lower Level- hydroxide ion

Answer 8

A Oxygen and negative hydrogen

Question 9

Lower Level- hydronium ion

Answer 9

3 hydrogen ions and 1 positively charged oxygen

Question 10

Lower Level- acid

Answer 10

A substance that forms hydrogen ions when dissolved in water.

Question 11

Lower Level- base

Answer 11

A substance that forms hydroxide ions when dissolved in water.

Question 12

Low Level- 5 properties of water

Answer 12

1. Cohesion and Adhesion
2. water is the solvent of life
3. Ice is less dense then liquid water.
4. High Specific Heat
5. Heat of Vaporization

Question 12

Medium - Explain how water’s polarity or ability to make hydrogen bonds gives it each property

Answer 12

Waters polarity is able to make hydrogen bonds to give each property by having each ion for the solid, liquid, and gas phases.

Question 13

Acids

Answer 13

Everything less than 6 or 6

Question 13

Bases

Answer 13

Everything 8 or higher

Question 14

Neutral

Answer 14

7