Day 7 Activity 3 1/20/11 Observations

1. Neon
 Looking at the orange light: I see a rainbow spectrum. On the left and right I see red, orange, and yellow vertical lines. and above that I see a horizontal line of the colors of the rainbow.

2. Switched to the has Helium. 
The light is faded. When I look to my right and left I notice one vertical line that is orange and colors of green to red on the spectrum, but its very light. 

3. Argon
Looking at Argon I can see violet colors and the rainbow, but violet is the darkest color I can see.

4. Nitrogen
Looking at Nitrogen I can see a longer and more clearer color spectrum ranging from violet to red and the colors are very clear to see. 

5.Carbon Di oxide
I can see the colors of green yellow and orange the colors on furthest out on each side are faded. 

Day 7 Activity 2 1/20/11 Antacids

Write the formula for Tums chemically react with water and stomach acid?

How many Tums are needed to neutralize a can of coke?

Day 7 Activity 1 1/20/11 Experimental Design and Conclusions

Reflect on the expansion of water and salt water experiments you and your classmates performed. What are some of the interesting results and struggles with this experiment.

Relate you thoughts on this experment to the scientific question "Is the earth warming?" 

Day 7 Homework

For your last homework assignment, choose 20 items around you in your world and list their ingredients or materials down to the molecular level. List the chemical names of the ingredients and show a molecular structure image.

1.     Coffee:

a.       Ingredients

                                                               i.      Caffeine

                                                             ii.      Tannin

                                                            iii.      Thiamin

                                                           iv.      Xanthine

                                                             v.      Spermidine

                                                           vi.      Citric Acid

                                                          vii.      Chlorogenic acid

                                                        viii.      Trigoneline

                                                           ix.      Acetaldehyde

                                                             x.      Spermine

                                                           xi.      Hypoxanthine

                                                          xii.      Putrescine

                                                        xiii.      Scopoletin

b.      http://www.buzzle.com/articles/coffee-ingredients.html

2.   Perfume

a.       Ingredients

                                                               i.      Benzaldehyde

                                                             ii.      Benzyl alcohol

                                                            iii.      Camphor

                                                           iv.      Ethanol

                                                             v.      Ethyl acetate

                                                           vi.      Linalool

b.      http://www.no1-in-beauty.com/Articles/perfume_ingredients.htm

3.     Peanut butter

a.       Ingredients

                                                               i.      Vitamin b3

                                                             ii.      Vitamin e

                                                            iii.      Magnesium 

                                                           iv.      Folate

                                                             v.      Dietary fiber

                                                           vi.      Arginine

                                                          vii.      Antioxidant coumaric acid

b.      http://en.wikipedia.org/wiki/Peanut_butter

4.        Oatmeal

a.       Protein

b.      Fat 

c.       Carbohydrates 

d.      Calcium

e.      Phosphorous 

f.        Iron

g.       http://www.csudh.edu/oliver/chemdata/foodcomp.htm 

 


5. T-shirt

a.       Cotton

b.      http://www.t-shirt-buyers-guide.org/custom_t-shirts/cotton_t-shirts.htm                                



6. Glass

a.       Silica 

b.      http://en.wikipedia.org/wiki/Glass

7.    Rubber

a.       Latex (Polyisoprene)

b.      Proteins

c.       Fatty acids

d.      Resins

e.      http://en.wikipedia.org/wiki/Natural_rubber




8. Jeans

a.       Wool

b.      Indigo die

c.       http://www.madehow.com/Volume-1/Blue-Jeans.html

9.    Chewing gum

a.       Butadiene-styrene

b.      Polyethylene

c.       Polyvinyl acetate

d.      http://www.madehow.com/Volume-1/Chewing-Gum.html

10   Super Glue

a.       Ethyl cyanoacetate

b.      Formaldehyde

c.       Nitrogen gas

d.      http://www.madehow.com/Volume-1/Super-Glue.html

11   Bleach

a.       Chlorine 

b.      Caustic soda

c.       Water

d.      http://www.madehow.com/Volume-2/Bleach.html

12   Button

a.       Polyester

b.      http://www.madehow.com/Volume-2/Button.html

13   Crayon

a.       Paraffin

b.      http://www.madehow.com/Volume-2/Crayon.html

14   Gasoline

a.       Petroleum

b.      http://www.madehow.com/Volume-2/Gasoline.html

15  Rope

a.       Hemp

f.        http://www.madehow.com/Volume-2/Rope.html

16  Mosquito repellent

a.       Diethly-m-toluamide

b.      Citronella oil

c.       Dimethyl phthalate

d.      http://www.madehow.com/Volume-3/Mosquito-Repellent.html

17   Screw

a.     carbon 

b. steel 

c.      http://www.madehow.com/Volume-3/Screw.html

18   Bowling Ball (outside)

a.       Polyester 

b.      http://www.madehow.com/Volume-4/Bowling-Ball.html

19  Chopsticks

a.       Aspen

b.      http://www.madehow.com/Volume-4/Chopsticks.html

20   Cotton Candy

a.       Sucrose

b.      http://www.madehow.com/Volume-4/Cotton-Candy.html