Biology Today and Tomorrow without Physiology (MindTap Course List)
5th Edition
ISBN: 9781305117396
Author: Cecie Starr, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Textbook Question
Chapter 2, Problem 5SQ
A(n) _______ substance repels water.
- a. acidic
- b. basic
- c. hydrophobic
- d. polar
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Substances those are partially dissolved in
water are commonly known as
اخترأحد الخيارات
a. hydrophilic / hydrophobic
b. false statement
c. hydrophilic
d. hydrophobic
e. all given choices are incorrect
One of the most important properties of water is that it can form a _______ with other water molecules. This means that water molecules are able to “stick together” to a certain extent. The term for this property is cohesion.
A. Ionic bond
B. Covalent Bond
C. Hydrogen Bond
If the addition of an acid or a base to a solution does not change its pH (or changed minimally), then that solution is referred to as a
a. acid
b. base
c. buffer
d. neutral solution
Chapter 2 Solutions
Biology Today and Tomorrow without Physiology (MindTap Course List)
Ch. 2 - A. The first shell corresponds to the first energy...Ch. 2 - B. A chlorine atom (Cl) becomes a negatively...Ch. 2 - Figure 2.12 A pH scale. Here, red dots signify...Ch. 2 - Figure 2.17 Fatty acids. Double bonds in the tails...Ch. 2 - Effects of Dietary Fats on Lipoprotein Levels...Ch. 2 - Effects of Dietary Fats on Lipoprotein Levels...Ch. 2 - Effects of Dietary Fats on Lipoprotein Levels...Ch. 2 - Prob. 1SQCh. 2 - Which element has only one proton?Ch. 2 - The mutual attraction of opposite charges holds...
Ch. 2 - A salt does not release __________ in water. a....Ch. 2 - A(n) _______ substance repels water. a. acidic b....Ch. 2 - When dissolved in water, a(n) _____ donates H+ and...Ch. 2 - _________ is a monosaccharide. a. Glucose b....Ch. 2 - Unlike saturated fatty acids, the tails of...Ch. 2 - Which of the following is a class of molecules...Ch. 2 - Prob. 10SQCh. 2 - Prob. 11SQCh. 2 - Prob. 12SQCh. 2 - Prob. 13SQCh. 2 - Match the molecules with the best description.Ch. 2 - Match each molecule with its component(s).Ch. 2 - Alchemists were the forerunners of modern-day...Ch. 2 - Prob. 2CTCh. 2 - Polonium is a rare element with 33 radioisotopes....Ch. 2 - In the following list, identify the carbohydrate,...
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- Acids are substances that ________. a. release hydrogen ions b. absorb hydrogen ions c. absorb hydroxide ionsarrow_forwardA cation has a(n) ________ charge.a. neutralb. positivec. alternatingd. negativearrow_forwardA substance dissociates into K+ and Cl– in solution.The substance is a(n) ________.a. acidb. basec. saltd. bufferarrow_forward
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