Chris Schrempp, B.Sci, Pharm.D., M.Ed
Chemistry Instructor, Los Osos High School
6001 Milliken Ave, Rancho Cucamonga, CA 91737
Room D-110 School Phone: (909) 477-6900 ext. 2410 email: cschrempp@charter.net
To view videos, click on the picture.
More videos available on the "Chemistry Demo Videos" tab at left, or by visiting
ExploScience.com
Exploding Pringles
Using hydrogen, we send a Pringles can skyward while leaving behind the chips! Definitely, a great way to serve chips at the next party.
[click to view]
Synthesizing Water
Synthesizing water in a balloon can be educational and LOUD at the same time.
[click to view]
Holiday Snow Ballistics
What better to ring in the Holiday Season than a little chemical white stuff ejected with a pneumatic cannon.
[click to view]
The Mentos Geyser
Dramatic footage of the interaction of aqueous CO2 with nucleation sites on Mentos candies.
As seen on the Mythbusters,
(Click to view)
TV (Toroidal Vortex) Machine
A cardboard box, plastic bag, and fog machine can make a great toroidal vortex (smoke ring) machine!
(click picture to view)
Acetylene-Powered Buckets
The reaction of calcium carbide and water is used on Halloween to propel cans, buckets, and even pumpkins skyward.
See more of the top videos at , including:
The Egg-splosion
Total Internal Reflection
The Fire Tornado
The Great Gummy Bear Sacrifice
Salt Synthesis
The Carbon Snake
Nitrogen Triiodide Explosion
Oscillating Methanol Explosion
Microwave Plasma
Thermite Reaction
The Traffic Light Demo
Sodium Acetate Stalagmite
Elephant Toothpaste Catalysis
In this classic chemistry demonstration potassium iodide catylizes the decomposition of hydrogen peroxide.
[click to view]
Meissner Effect
Supercool a superconductor and you have a zero-electrical resistance medium that can levitate a magnet!
[click to view]
Mercury Beating Heart
Rythmical oxidation reduction oscillations give life to a mercury pool. A must-see
[click to view]
Carbide Cannon 2007!
Click Picture to View
Meets Tuesday Afternoons, 3:00 PM in Room D-110
AP Chemistry Bulletin Board Oct 6, 2008
Thermite Reaction
This classic and historical reaction reaches temperatures of over 2400 degrees Celsius (4500 F). Used in welding and the military.
[click to view]
Liquid Nitrogen Frozen Digits
What happens to fingers when you freeze them in liquid nitrogen and then smash them with a hammer?
[click to view]
Microwave Plasma
Making the 4th state of matter in a nuclear oven
[click picture to view]
National Chemistry Week 2007:
The Many Faces of Chemistry
So you think chemistry is just for geeks?
This new section investigates some of the many career
opportunities based in chemistry. From Patent Attorney, Medicinal Chemist, and FBI Special Agent to Cosmetic chemist, Fire Department Administrator, and Astronaut - the field of chemistry is hot, promising, and wide open!
The Reaction of Phosphorus and Oxygen
click picture to view
Nitric Acid & Copper
A classic Redox Reaction.
[click to view]
The Spontaneous Combustion of White Phosphorus
click picture to view
The "Wet" Dry Ice Lab Activity.
Students of Mrs. Haus and Dr. Schrempp put dry ice in plastic pipets and seal them to see the triple point of carbon dioxide. They also learn a lesson about getting wet!
[Click piture to view video]
The Homopolar Motor
click picture to view
Oxidation Bangs and Flashes
Potassium permanganate reacts with hydrogen peroxide to produce oxygen, which combusts with ethanol, producing loud pops and bangs.
[click picture to see full video]
Oxidation of Ethanol by Chromium Trioxide
Click photo for video
Phosphorus Oxidation
Potassium chlorate is used to provide oxygen in this dramatic demonstrations.
[click picture to view]
Egg-splosion
An egg filled with hydrogen gas provides a great variation of the standard "water reaction"
[click picture to view]
"I am among those who think that science has great beauty. A scientist in his laboratory is not only a technician; he is also a child placed before natural phenomena which impress him like a fairy tale". Marie Curie (1867-1934)
Countdown to 2009 AP Chemistry Exam:
Solutions to Chapter 4 Study Questions Page 1 Page 2 Page 3
Chapter 5 Lecture Notes Chapter 5 PowerPoint Daily Assignment Sheet
Homework Problem Solutions 5.30-5.42 5.58-5.70
Chapter 5 Online Practice Test
Practice Test Solutions (handout)
Current Chapter: 5 - Thermochemistry
Next Exam: Chapter 5 Exam on Tuesday, Oct. 7
Prep Chemistry Bulletin Board Oct 3, 2008
Next Test: Chapter 4
Chapter 4 Powerpoint
Daily Assignment Sheet
Until the textbook shortage is resolved, here is online version:
Chapter 1 Chapter 2 Chapter 3 Chapter 4
Chapter 22 Class Schedule
