9/23/13

1. 2.1-2.2 Quiz (Absent??  Make arrangements with me ASAP to make up the quiz.)
2. Finish Student/Parent Quiz

H.W. Complete the 2.3 Intro to Carbon Student notes that were passed out in class today by using this Power Point.  Write down any questions you may have while taking the notes and I will address them tomorrow. 

9/20/13

1.  Why is pH important to living organisms: poster presentations

H.W. Due Monday: 2.1-2.2 Review Questions (see below) to help you prepare for Monday's 2.1-2.2 Quiz

2.1-2.2 Chemistry, Water and pH Review Questions:

Answer these questions in complete sentences on a separate sheet of paper to help you prepare for Monday’s quiz.  This is due on Monday.

2.1 The Nature of Matter

1.  What three subatomic particles make up atoms?

                a. Describe at least three properties of each of these subatomic particles

2.  What is an isotope?

a.  How are all of the isotopes of an element similar?

b.  Give an example of an isotope.

3.  Distinguish between an element and a compound.

a. In what ways do compounds differ from their component elements?

4.  Identify and describe the main types of chemical bonds.

2.2 Properties of Water

1.  Describe the structure of water.

                a.  How does the structure of water contribute to its unique properties?

2.  Define polarity and draw a picture of how water is a polar molecule.

                a.  How does water’s polarity influence its properties as a solvent?

3. Define neutral (use H+ and OH- in your definition).

                a.  What is the pH of a neutral solution? 

4. Define acid (use H+ and OH- in your definition). 

a. What is the pH range for acidic substances? 

b. What are two properties of acids?

c. Name two common/household acids.

5.  Define base (use H+ and OH- in your definition). 

a. What is the pH range for basic/alkaline substances? 

b. What are two properties of bases? 

c. Name two common/household bases

6.  Why is pH important to living organism?

9/19/13

1. Why is pH important to living organisms:

• Notes
• Group poster project

H.W. You have 1 more day to work on the pH review q's that were assigned last night.  See the post from 9/18 for the assignment and the links.

Due Monday: 2.1-2.2 Review Questions (see below) to help you prepare for Monday's 2.1-2.2 Quiz

2.1-2.2 Chemistry, Water and pH Review Questions:

Answer these questions in complete sentences on a separate sheet of paper to help you prepare for Monday’s quiz.  This is due on Monday.

2.1 The Nature of Matter

1.  What three subatomic particles make up atoms?

                a. Describe at least three properties of each of these subatomic particles

2.  What is an isotope?

a.  How are all of the isotopes of an element similar?

b.  Give an example of an isotope.

3.  Distinguish between an element and a compound.

a. In what ways do compounds differ from their component elements?

4.  Identify and describe the main types of chemical bonds.

2.2 Properties of Water

1.  Describe the structure of water.

                a.  How does the structure of water contribute to its unique properties?

2.  Define polarity and draw a picture of how water is a polar molecule.

                a.  How does water’s polarity influence its properties as a solvent?

3. Define neutral (use H+ and OH- in your definition).

                a.  What is the pH of a neutral solution? 

4. Define acid (use H+ and OH- in your definition). 

a. What is the pH range for acidic substances? 

b. What are two properties of acids?

c. Name two common/household acids.

5.  Define base (use H+ and OH- in your definition). 

a. What is the pH range for basic/alkaline substances? 

b. What are two properties of bases? 

c. Name two common/household bases

6.  Why is pH important to living organism?

9/18/13

1. W.U Fun with Acids and Bases
2. Notes: pH
3. Acids and bases and neutrals...oh my! Activity

H.W. pH Review Q's (you may print out this worksheet and write directly on it or copy the worksheet down on a separate sheet of paper)  If the links do not open up on the worksheet they are below:
Acids and Bases Intro

Khan Academy: Acid Base Introduction

 Alien Juice Bar 

9/17/13

1. W.U. Stable or Not?
2. Review water lab and water properties

H.W. Finish 2.2 Water Worksheet (on the back of your water notes)
AND Print (only) these pH notes