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Chemistry
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2.2.2-Cryptand
What is the advantage of cryptand's high affinity for alkali metal cations?
It allows for easier synthesis
It increases the stability of the compound
It demonstrates the concept of "preorganization"
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2.2.2-Cryptand
What is the color of cryptand?
White
Yellow
Blue
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2.2.2-Cryptand
What is the chemical formula of cryptand?
N(CH2CH2OCH2CH2OCH2CH2)3N
N(CH2CH2OCH2CH2OCH2CH2)2N
N(CH2CH2OCH2CH2OCH2CH2)4N
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Why?
Febreze
What is the active ingredient in several Febreze products?
Benzisothiazolinone
Hydroxypropyl beta-cyclodextrin
Emulsifiers
Perfumes
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Fat
What is the process called when triglycerides are split into monoacylglycerol and free fatty acids?
Hydrogenation
Interesterification
Lipolysis
Winterization
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Fat
What is the main component of vegetable oils and fatty tissue in animals?
Phospholipids
Sterols
Triglycerides
Waxes
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Why?
Self-ionization of water
What is the process called when a water molecule deprotonates to become a hydroxide ion?
Hydration
Oxidation
Dissociation
Ionization
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General chemistry
Which course is often considered a 'weed out course' for students pursuing medical school?
Organic chemistry
Physics
General biology
General chemistry
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Acid–base homeostasis
What is the most abundant buffer in the extracellular fluid?
Phosphate buffer
Protein buffer
Bicarbonate buffer
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DDT
What is the major component of commercial DDT?
p,p' isomer
o,p' isomer
DDE
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