Make your own free website on Tripod.com
Chapter 19 - 1 Working with Solutions  (pg. 600-603)
Right side
Vocabulary
suspension
solution
solvent
solute
dilute solution
concentration solution

1.    Fig. 4 pg.602
    1.  Identify the Na+ and Cl- in teh diagram
        Na+ = white, smaller
        Cl- = green, bigger

    2.  Describe what situation the diagram could represent.

    3.    Use your own words to describe what is happening in the 2nd diagran.

    4.    Describe what is happening in the 3rd diagram.

2.    Examples of each vocabulary

Summary

Left side
Separation of Mixtures activity
Procedure on board (have to be in class for this one)
Questions:
    1. Was it easy to separate a mixture?  Why or why not?
    2. All of the following would be helpful in separating  mixture of sand and salt except
        a.  a magnet
        b.  a glass cup
        c.  a filter paper and funnel
        d.  water



Chapter 19 - 1 Solubility (pg. 604-605)
Right side
Vocabulary
saturated solution
unsaturated solution
supersatuation solution

1.    Q.  Is there a limit to how much solute you can add to the solvent?
        A.

2.    Q.  What would be 2 factors that might affect the solubility of a substances?
        A.

3.    Temperature
        More CO2 will dissolve in cold water than warm water.
        Q.  Does more CO2 escape when you open a warm or cold bottle of soda?
        A.

        Q.  Why does warm soda taste "flat"?
        A.

4.    Solvents
        "like" dissolves "like"

Summary

Left side
Sharpen your Skills (pg. 605)
Graph the data and answer the question.



Chapter 19 - 1 Effects of Solutes on Solutions (pg. 606-607)
Right side
1.    Q.  What does adding NaCl to H2O do?
        A.

2.    Q.  What does adding NaCl to H2O do fro boiling water to cook?
        A.

3.    Lower freezing points -
    Fig. 9, pg. 606
        1.  describe pure water -
        2.  describe ice -
        3.  describe salt water -
        example - salt on icy roads

4.    Higher boiling points -
        The presence of solutes raises the boiling point of a solvent
        example - coolant in a car radiator

Summary

Left side
Section 1 Review pg. 607 #1-4



Chapter 19 - 2 Acids (pg. 610-613)
Right side
Vocabulary
acid
indicator
corrosive

1.    Properties of Acids
        1.
        2.
        3.

    Demonstartion - HCl on blue litmus paper

2.    Indicators -
    Different types
        1.    litmus paper
        2.  pH paper
        3.  hydrangea flowers
        4.  cabbage juice

summary

Left side
Uses of Acids  (pg. 613)
food -

body -

home -

industry -



Chapter 19-2   Bases (pg. 614-615)
Right side
Vocabulary
base

1.    Properties of bases
        1.
        2.
        3.

2.    Read
        Bitter taste
        Slippery feel
        Reactions with indicators
        Reactions of bases

Summary

Left side
Uses of Bases (pg. 614)
food -
home -
health -
industry -



Chapter 19 - 3 Acids and Bases in Solution
Right side
Acids                                                        Bases
 
 
 

1.    What trend do you see when you compare acids and bases formulas?
        A.
        B.

2.    Acids in solution -
        A.  acids in water separate into H+ and negative ion
        B.  example - HCl

3.    Bses in solution -
        A.  not every base contains a hyroxide ion (OH-)
        B.  example - NaOH

4.    pH scale - (fig. 20, pg. 619)
        A.  0 - 14
        B.  0 - 7  acidic
        C.  7 - 14  basic
        D.  7 neutral
        E.  higher or lower the number it becomes stronger

Summary

Left side
Table - acid, base or neutral
tap water
milk of magnesia
ground beef
soap
vinegar
salt water
lemon juice
tonic water
spinach
blood
banana
ammonia
limes
dill pickles
eggs
string beans
potatoes
devils food cake
urine
black coffee

What did you eat for dinner - acid, base or neutral
Name 5 things
1.
2.
3.
4.
5.



Chapter 19 - 4 Digestion and pH
Right side
Student created outline

Left side
Discover pg. 624
Answer Think it over -

AND
Trace the digestion process (fig. 27, pg. 625)