1. Find assigned seat Get out your journal Have writing utensil ready
Bell ringer
Find assigned seat
Get out your journal
Have writing utensil ready
November 3/4

2. Announcements Random journal check THIS WEEK
Ms. King will count up your stamps for a grade
If you have no journal, you will receive a 0 for the first journal check
NON-NEGOTIABLE
Grace Period at the End of class
Complete any make-up work
Set up your journal (if you’ve been absent)
Glue/staple/attach any work
Ms.King will stamp completed pages

3. Lets go over independent practice from last class
On Page 4
Correct any incorrect answers

4. QUIZ – NO TALKING! SUCCESS! C – NONE H – use your notes
A – acids/bases quiz
M – none; raise your hand to get up
P – everyone!
SUCCESS!

5. Acid/base lab We will do Pre-Lab as a class
Complete on page ____ in journal.
Add assignment to your table of contents.
Acid/base lab
We will do Pre-Lab as a class
Students with Lab Safety will perform lab
Students without will watch demonstration

6. pH Paper Tells us the specific pH of a solution by changing colors.
PRE LAB
pH Paper Tells us the specific pH of a solution by changing colors.
What colors represent acidic solutions?
What colors represent basic solutions?

7. 10 MINUTES COLOR pH Draw the pH color chart (above) in your journal.
Add respective color shading to each pH.
Use chart on the right as reference.
COLOR pH
Red 2
Orange/Red 3
Orange 4
Light Orange 5
Yellow 6
Green 7
Dark Green/Blue 8
Dark Blue 9
Light Purple 10
Dark Purple 11
10 MINUTES

8. PRE LAB Red litmus paper = turns blue when there is a base
Blue litmus paper = turns red when there is an acid

9. **If you are horsing around, you’re out!**
Rules
DO NOT DRINK OR CONSUME ANYTHING!
BE CAREFUL, DO NOT MAKE A MESS!
Must wear goggles! Keep them on up on until we’re done.
DO NOT SMELL DIRECTLY, whiff only
**If you are horsing around, you’re out!**

10. PROCEDURE – 10 mins Problem: Materials: Procedure
What is the pH of 10 unknown substances?
Materials:
*red litmus paper
*blue litmus paper
*pH paper
*goggles
Procedure
Dip pH paper in unknown solution #1, rest on paper
Dip blue litmus paper in unknown solution #1; rest on paper
Dip red litmus paper in unknown solution #1; rest on paper
Record your results in the Data Chart *

11. DATA CHART Solution # / Name Litmus Paper Changed pH paper color
What is its pH?
Acid or Base? 1 2 3 4 5 6 7 8 9 10

12. PRE LAB QUESTIONS