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33 Cards in this Set
- Front
- Back
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Any agent that stabilizes the suspension, such as oil and grease, in water is called a...
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surfactant
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Soap is...
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the sodium salt of a fatty acid
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Soap scum is...
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the calcium salt of a fatty acid
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ABS and LAS detergents are both
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the sodium salt of a fatty sulfonate
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Johnson's baby shampoo contains an amphoteric surfactant, one that prevents tears, it is...
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a combination of an anionic surfactant and a cationic surfactant that acts to bugger pH changes
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Vietnam Era napalm can be described as...
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the aluminum salt of a fatty acid
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the molecule best known as fabric softener is...
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the chloride salt of a fatty cation
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The once common substance regarded as an undesirable surface coating on bathtubs and inside plumbing is...
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the calcium salt of a fatty acid
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The very effective builder sold by an obnoxious pitch man on TV is...
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sodium carbonate
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The banned builder is...
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trisodium phosphate
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What substance is used to oxidize tough stains on carpets?
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bleach
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What is the active ingredient in drain opener?
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NaOH
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Which substance is tooth enamel?
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hydroxyapatite
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Which substance is added to toothpaste since it strengthens enamel?
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fluoride
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Which substance weakens the formation of tooth enamel, making teeth appear gray in color?
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tetracyclines
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The first step in permanent waving of hair is the addition of chemicals which cause...
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disulfide linkages to break
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The final step in permanent waving of hair is the addition of a mild oxidizing agent. This causes...
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disulfide bonds to reform in their new shape
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Polymers are...
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EVERYWHERE
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Billiard balls, ping pong balls, smokeless gunpowder, collars, cuffs, movie film, and magician's gun cotton can all be made from...
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celluloid
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Table tennis balls and guitar picks are currently made from...
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celluloid
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T/F. Celluloid is very flammable.
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True
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The process by which monomers are converted to polymers is...
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polymerization
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To be more flexible, the T..e of a polymer should be....
...this polymer should be... |
lowered
plasticized |
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The average temperature inside of a human mouth is about 37 degrees Celsius. Polymers in chewing gum should therefore have a T...e
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slightly below 37 degrees Celsius
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A group of manufacturing control agents determines that a batch of spandex tears too easily at the elbow. What could have been the problem in the manufacture of the spandex?
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too much crystalline polymer was present in the polymer mix
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Modern tire rubber is called SBR rubber, an example of...
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a copolymer
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The biggest issue with respect to plastics is...
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their is no one biggest issue it is a very complex situation
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Plasticizers frequently show up as a lightly greasy film on the inside of car windows because they are...
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volatile and leave the polymer over time
...used to make the vinyl polymer upholstery in most vehicles |
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Glyptal is (3)...
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a polyster, a condensation polymer and a copolymer
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Glyptal most closely represents...
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PETE
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What two elements form curd in soap (in hard water) which reduces its effectiveness?
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Mg and Ca
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Why is curd harmful?
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it coats already clean surfaces
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What was scientists reaction to discovering curd's harm?
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1950s- chemists start using synthetic alkylbenzenesulfonate (ABS) detergents
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