Biochemistry
9th Edition
ISBN: 9781305961135
Author: Mary K. Campbell, Shawn O. Farrell, Owen M. McDougal
Publisher: Cengage Learning
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Textbook Question
Chapter 2, Problem 15RE
RECALL What are the requirements for molecules to form hydrogen bonds? (What atoms must be present and involved in such bonds?)
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Chapter 2 Solutions
Biochemistry
Ch. 2 - REFLECT AND APPLY Why is water necessary for life?Ch. 2 - REFLECT AND APPLY Contemplate biochemistry if...Ch. 2 - RECALL What is a van der Waals force?Ch. 2 - RECALL What is an induced dipole?Ch. 2 - RECALL What is a salt bridge?Ch. 2 - RECALL Under what circumstance is a molecule that...Ch. 2 - REFLECT AND APPLY Which would you think would be a...Ch. 2 - RECALL List the three types of van der Waals...Ch. 2 - RECALL A hydrogen bond is a special case of what...Ch. 2 - REFLECT AND APPLY Why do you think that most...
Ch. 2 - RECALL What are some macromolecules that have...Ch. 2 - BIOCHEMICAL CONNECTIONS How are hydrogen bonds...Ch. 2 - REFLECT AND APPLY Rationalize the fact that...Ch. 2 - REFLECT AND APPLY Draw three examples of types of...Ch. 2 - RECALL What are the requirements for molecules to...Ch. 2 - REFLECT AND APPLY Many properties of acetic acid...Ch. 2 - REFLECT AND APPLY How many water molecules could...Ch. 2 - REFLECT AND APPLY Both RNA and DNA have negatively...Ch. 2 - RECALL Identify the conjugate acids and bases in...Ch. 2 - RECALL Identify conjugate acids and bases in the...Ch. 2 - REFLECT AND APPLY Aspirin is an acid with a pKa of...Ch. 2 - RECALL Why does the pH change by one unit if the...Ch. 2 - MATHEMATICAL Calculate the hydrogen ion...Ch. 2 - MATHEMATICAL Calculate the hydrogen ion...Ch. 2 - MATHEMATICAL Calculate the hydroxide ion...Ch. 2 - RECALL Define the following: (a) Acid dissociation...Ch. 2 - REFLECT AND APPLY Look at Figure 2.17. If you did...Ch. 2 - BIOCHEMICAL CONNECTIONS List the criteria used to...Ch. 2 - BIOCHEMICAL CONNECTIONS What is the relationship...Ch. 2 - MATHEMATICAL What is the [CH3COO]/[CH3COOH] ratio...Ch. 2 - MATHEMATICAL What is the [CH3COO]/[CH3COOH] ratio...Ch. 2 - MATHEMATICAL What is the ratio of TRIS/TRIS-H+ in...Ch. 2 - MATHEMATICAL What is the ratio of HEPES/HEPES-H+...Ch. 2 - MATHEMATICAL How would you prepare 1 L of a 0.050...Ch. 2 - MATHEMATICAL The buffer needed for Question 35 can...Ch. 2 - MATHEMATICAL Calculate the pH of a buffer solution...Ch. 2 - MATHEMATICAL Calculate the pH of a buffer solution...Ch. 2 - MATHEMATICAL Calculate the pH of a buffer solution...Ch. 2 - MATHEMATICAL A catalog in the lab has a recipe for...Ch. 2 - MATHEMATICAL If you mix equal volumes of 0.1 M HCl...Ch. 2 - MATHEMATICAL What would be the pH of the solution...Ch. 2 - MATHEMATICAL If you have 100 mL of a 0.10 M TRIS...Ch. 2 - MATHEMATICAL What would be the pH of the solution...Ch. 2 - MATHEMATICAL Show that, for a pure weak acid in...Ch. 2 - MATHEMATICAL What is the ratio of concentrations...Ch. 2 - BIOCHEMICAL CONNECTIONS You need to carry out an...Ch. 2 - Prob. 48RECh. 2 - Prob. 49RECh. 2 - BIOCHEMICAL CONNECTIONS Which of the buffers shown...Ch. 2 - Prob. 51RECh. 2 - REFLECT AND APPLY In Section 2-4, we said that at...Ch. 2 - MATHEMATICAL Define buffering capacity. How do the...Ch. 2 - BIOCHEMICAL CONNECTIONS If you wanted to make a...Ch. 2 - BIOCHEMICAL CONNECTIONS We usually say that a...Ch. 2 - RECALL What quality of zwitterions makes them...Ch. 2 - Prob. 57RECh. 2 - Prob. 58RECh. 2 - Prob. 59RECh. 2 - BIOCHEMICAL CONNECTIONS A frequently recommended...
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- REFLECT AND APPLY Why do you think that most textbooks do not consider a hydrogen bond to be an example of a van der Waals force?arrow_forwardREFLECT AND APPLY Compare the information in the sequence of monomers in a polysaccharide with that in the sequence of amino acid residues in a protein.arrow_forwardREFLECT AND APPLY Nucleic acids are polymers of just four different monomers in a linear arrangement. How many different sequences are available if one makes a polymer with only 40 monomers? How does this number compare with Avogadros number?arrow_forward
- REFLECT AND APPLY Draw three examples of types of molecules that can form hydrogen bonds.arrow_forwardREFLECT AND APPLY In 1828, Wohler was the first person to synthesize an organic compound (urea, from ammonium cyanate). How did this contribute, ultimately, to biochemistry?arrow_forwardREFLECT AND APPLY A biochemistry student characterizes the process of cooking meat as an exercise in denaturing proteins. Comment on the validity of this remark.arrow_forward
- REFLECT AND APPLY Based on what you know about glycosidic bonds, propose a scheme for formation of covalent bonds between the carbohydrate and protein portions of glycoproteins.arrow_forwardREFLECT AND APPLY Suggest a reason why the same protein system moves both sodium and potassium ions into and out of the cell.arrow_forwardREFLECT AND APPLY Which would you think would be a stronger interaction and why: an interaction between a sodium ion and the partial negative charge on the oxygen in ethanol (CH3CH2OH), or the interaction between two ethanol molecules?arrow_forward
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