Exam 1
Which unit has a mas equivalent to 10-6 ?
micro- gram/liter/meter
A molecule with four electron groups and three bonded atoms would have a ______ molecular shape.
trigonal pyramidal
What is the name for the ether with the following structure:
CH3CH2-O-CH2CH2CH2CH3
butyl ethyl ether
Name the two Polar Acidic Amino Acids
Asp, Glu
How do we test for geometric isomers?
Is each C of the double bond bound to 2 different groups?
Light travels at 983,571,056.43 feet per second, what is this distance expressed to 3 significant figures?
984,000,000 ft/s
One tablet of regular strength Tylenol contains 325 mg of its active ingredient acetaminophen (formula C8H9NO2). How many molecules of acetaminophen are found in one regular strength tablet of Tylenol?
1.29 × 1021 molecules
Which sugar is an epimer of Glucose?
Galactose
Amino Acids begin at the _________ and end at the ____________.
N-terminus; C-terminus
Which of the following compounds is soluble in water?l
LiCl
BaCO3
Fe(NO3)3
LiCl
Fe(NO3)
Atoms of elements in group 2A will ____ electrons and become _____.
lose 2 e-, +2 cations
The typical concentration of glucose is 5.0% (m/v). How many grams of glucose are required to prepare 5.0 × 102 mL of a 5.0% (m/v) glucose solution?
25g
The oxidation of 2-hexanol results in the production of ________ ?
2-hexanone
The alpha helix and beta pleated sheet are part of the ___________ structure.
secondary
What is a glycerophospholipid with alcohols other than choline
cephalin
What is the name for the covalent compound with the formula N2O3 ?
dinitrogen trioxide
Identify the BrØnsted-Lowry base and the conjugate acid for the following weak acid equilibrium:
HCN(aq) + NO2 - (aq) ⇋ CN- (aq) + HNO2(aq)
Base= NO2
Conjugate Acid = HNO2
How would you most effectively increase the solubility of octanoic acid?
Add a strong base
A holoenzyme is made up of :
Cofactor + apoenzyme
We can prepare an amide by combining a:
Carboxylic acid and an amine
The correct Lewis structure for ClNO2 is ?
See Bailey.
The hydrogenation of trans-2-chloro-3-methyl-2-pentene produces ?
2-chloro-3-methylpentane
The hydrolysis of benzamide in the presence of H2O, HCl, and heat produces ?
benzoic acid and ammonium chloride
Name all the forces that hold together the tertiary structure of proteins:
Hydrophobic/philic Interactions
Salt Bridges
Hydrogen Bonding
Di sulfide Bonds
List every type of organic compound we have learned, their suffix if applicable, and what their functional group looks like. Draw this on the board :).
Haha