Over 300 lessons for teaching chemistry! ... Bleach Chemical Reactions- Purpose is to shows what happens when Bleach comes in contact with various cloth fibers, chemical colors, nature and synthetics. ... Chemical Change and Physical Change- To learn that a chemical reaction occurs when two reactants combine to form a new product.
www.teach-nology.com/teachers/lesson_plans/science/chem... www.teach-nology.com/teachers/lesson_plans/science/chemistry/reactions/
Bleach - Wikipedia, the free encyclopedia
A bleach is a chemical that removes colors or whitens, often via oxidation. Common chemical bleaches include household "chlorine bleach", a solution of approximately 3–6% sodium hypochlorite (NaClO)...
en.wikipedia.org/wiki/Bleach
Sodium hypochlorite - Wikipedia, the free encyclopedia
Sodium hypochlorite is a chemical compound with the formula NaOCl. Sodium hypochlorite solution, commonly known as bleach, is frequently used as a disinfectant or a bleaching agent. Hypochlorite was ...
en.wikipedia.org/wiki/Sodium_hypochlorite
We bleach our clothes. We bleach our hair. We bleach our teeth. We bleach our skin. We bleach our food. ... Sometimes the reaction is reversible, where oxygen in the air reacts with the molecule to repair the chromophore, and the stain returns.
sci-toys.com/ingredients/bleach.html sci-toys.com/ingredients/bleach.html
Bleach helps the cleaning process by removing and / or decolorizing stains (i.e whiten or lighten colors). The key mechanism is a chemical reaction that "cuts" the stain molecules in smaller pieces that are more easily removed.
www.scienceinthebox.com/en_UK/glossary/bleaches_en.html www.scienceinthebox.com/en_UK/glossary/bleaches_en.html
I have been told by a "reliable source" that when urine is mixed with bleach it creates a chemical reaction, which is very dangerous if inhaled. Is this true? ... Bleach plus ammonia (found in urine) releases chlorine gas, which is toxic.
www.theanswerbank.co.uk/Science/Question227084.html
Chlorine is a poisonous, greenish-yellow gas described as having a choking odor. It is a very corrosive, hazardous chemical. Usually combined with other chemicals, it is used to disinfect water, purify metals, bleach wood pulp and make other chemicals. ... A person's reaction depends on several things,
www.dhfs.state.wi.us/eh/ChemFS/fs/chlorine.htm
The operative reaction is: ... It probably is true because hypochlorite is used in the paper industry to bleach paper, but I'm not sure that is necessarily true for your stains. Tannins are a wide variety of chemical substances, and they may respond differently I have some additional recommendations for you before you start...
www.newton.dep.anl.gov/askasci/chem00/chem00633.htm
Episode 1. On October 18, 1987, a patient poured an undetermined amount of a 4% phosphoric acid cleaner into a bucket containing diluted bleach. A chemical reaction occurred immediately, releasing an irritating gas.
www.cdc.gov/mmwr/preview/mmwrhtml/00015111.htm
Its probably from the ammonia in the urine that reacts with the chlorine in the bleach, that's my best guess.
http://www.answerbag.com/q_view/5044