Exam 2: Water the Solvent for Biochemical Reactions

arrow
  • Select Tags
search iconSearch Question
flashcardsStudy Flashcards
  • Select Tags

Exhibit 2A The structure of ATP with various groups labeled. Group III is the entire phosphate group. Exhibit 2A The structure of ATP with various groups labeled. Group III is the entire phosphate group.   Refer to Exhibit 2A. Which of the groups could not act as a proton acceptor in a hydrogen bond? Refer to Exhibit 2A. Which of the groups could not act as a proton acceptor in a hydrogen bond?

Free
(Multiple Choice)
4.7/5
(46)
Correct Answer:
Verified

E

Hydrogen bonds

Free
(Multiple Choice)
4.9/5
(37)
Correct Answer:
Verified

A

What is the pH of a solution with [H+] = 10 mM?

Free
(Multiple Choice)
4.9/5
(30)
Correct Answer:
Verified

C

The water molecule is polar because:

(Multiple Choice)
4.7/5
(31)

Exhibit 2B Contains information on the pK's of some common buffers. Exhibit 2B Contains information on the pK's of some common buffers.   Which of the following is important to know when deciding if a given buffer will be effective for an experiment? Which of the following is important to know when deciding if a given buffer will be effective for an experiment?

(Multiple Choice)
4.9/5
(23)

If a solution has a pH = 6, the [H+] is

(Multiple Choice)
4.9/5
(25)

​ Distinguish between the hydrogen bonding found in liquid water and ice.

(Essay)
4.8/5
(31)

Which of the following is true regarding hydrogen bonds.

(Multiple Choice)
4.8/5
(33)

Which of the following acids would serve as a good buffer for a reaction at pH = 8.0? Which of the following acids would serve as a good buffer for a reaction at pH = 8.0?

(Multiple Choice)
4.9/5
(37)

Exhibit 2B Contains information on the pK's of some common buffers. Exhibit 2B Contains information on the pK's of some common buffers.   Refer to Exhibit 2B. An ammonium buffer would work well at this pH: Refer to Exhibit 2B. An ammonium buffer would work well at this pH:

(Multiple Choice)
4.9/5
(32)

Which of the following is true?

(Multiple Choice)
4.9/5
(37)

True hydrogen bonds can NOT form between hydrogen and this element:

(Multiple Choice)
4.9/5
(37)

The non-covalent interaction below associated with the strongest force in aqueous solution is

(Multiple Choice)
4.7/5
(39)

Which of the following equations represents the relationship between the p Ka of an acid and the pH of a solution containing the acid and its conjugate base?

(Multiple Choice)
4.7/5
(34)

The pOH a solution of 0.04 M HCl is:

(Multiple Choice)
4.9/5
(43)

Nonphysiological buffers such as HEPES and PIPES have come into common use because

(Multiple Choice)
4.9/5
(34)

Which of the following is true about ionic compounds?

(Multiple Choice)
4.8/5
(35)

Which of the following is not considered a van der Waal's force?

(Multiple Choice)
4.9/5
(47)

​ Explain why carbon dioxide is nonpolar.

(Essay)
4.8/5
(33)

Buffers which lack biological activity and are unlikely to interfere with any biochemical reactions include:

(Multiple Choice)
4.9/5
(31)
Showing 1 - 20 of 90
close modal

Filters

  • Essay(0)
  • Multiple Choice(0)
  • Short Answer(0)
  • True False(0)
  • Matching(0)