15. Membrane structures are maintained primarily by: a. Dipolar interactions b. Hydrophobic interactions c. lonic interactions. d. Van der Waals interactions

Chemistry: Matter and Change
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Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
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Chapter18: Acids And Bases
Section: Chapter Questions
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19.
b
15. Membrane structures are maintained primarily by:
c.
lonic interactions
d. Van der Waals interactions
16. Which statement correctly describes all amphipathic compounds?
a. Amphipathic compounds have multiple positive and negative charges simultar
b. Amphipathic compounds dissociate completely in aqueous solutions.
c. Amphipathic compounds have both: non-polar and polar regions.
d. Amphipathic compound dissociate to a limited extent in aqueous solutions.
17. The major carrier of chemical energy in all cell is:
a. Acetyl triphosphate
c. Adenosine monophosphate
d. Cytosine tetraphosphate
b. Adenosine triphosphate
18. Identify the conjugate base in the following acid-conjugate base pair. Circle the ca
20.
a. Dipolar interactions
b. Hydrophobic interactions
H₂C
as
NH₂
CH
CH3 H3C
H₂
NH3*1
CH
e. DNA
Biological molecules that increase the rates of biochemical reactions are known
Gatalysts
Enzyme
Complete the following statement:
"Strong acids dissociate completely, whereas weak acids dissociate
3
CH3
Transcribed Image Text:19. b 15. Membrane structures are maintained primarily by: c. lonic interactions d. Van der Waals interactions 16. Which statement correctly describes all amphipathic compounds? a. Amphipathic compounds have multiple positive and negative charges simultar b. Amphipathic compounds dissociate completely in aqueous solutions. c. Amphipathic compounds have both: non-polar and polar regions. d. Amphipathic compound dissociate to a limited extent in aqueous solutions. 17. The major carrier of chemical energy in all cell is: a. Acetyl triphosphate c. Adenosine monophosphate d. Cytosine tetraphosphate b. Adenosine triphosphate 18. Identify the conjugate base in the following acid-conjugate base pair. Circle the ca 20. a. Dipolar interactions b. Hydrophobic interactions H₂C as NH₂ CH CH3 H3C H₂ NH3*1 CH e. DNA Biological molecules that increase the rates of biochemical reactions are known Gatalysts Enzyme Complete the following statement: "Strong acids dissociate completely, whereas weak acids dissociate 3 CH3
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