BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 2, Problem 13SA
A(n) ________ can help keep the pH of a solution stable.
| a. | covalent bond | c. | buffer |
| b. | hydrogen bond | d. | free radical |
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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
The type of bonding that happens between atoms within a water molecule is which of the following?
a. Polar covalent bonding
b.ionic bonding
c. Non polar covalent bonding
d. Hydrogen bonding
When hydrogen is a part of a ________, it has a slight positive charge.
a.
Ionic bond
b.
polar covalent bond
c.
nonpolar covalent bond
Chapter 2 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 2 - What atom has only one proton? a. hydrogen c. a...Ch. 2 - A molecule into which a radioisotope has been...Ch. 2 - Prob. 3SACh. 2 - Prob. 4SACh. 2 - All ions have at least one ________ select all...Ch. 2 - Rank the following chemical bonds in order of...Ch. 2 - The mutual attraction of opposite charges holds...Ch. 2 - Atoms share electrons unequally in an _______...Ch. 2 - An _________ substance repels water. a. acidic c....Ch. 2 - A salt does not release ______ in water. a. ions...
Ch. 2 - Hydrogen ions H+ are _____. a. in blood c....Ch. 2 - When dissolved in water, an _________ donates H+;...Ch. 2 - An ________ can help keep the pH of a solution...Ch. 2 - Prob. 14SACh. 2 - Prob. 15SACh. 2 - Alchemists were the forerunners of modern-day...Ch. 2 - Draw a shell model of a lithium atom Li, which has...Ch. 2 - Polonium is a rare element with 33 radioisotopes....Ch. 2 - Some undiluted acids are not as corrosive as when...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Peptide bond cleavage is a _____________ reaction. a. hydration b. hydrolysis c. addition d. eliminationarrow_forwardBonds in which atoms share electrons are defined as _____________ bonds.a. hydrogenb. ionicc. doubled. covalentarrow_forwardWhich of the following substances will dissolve in water A.nonpolar B.polar C.hydrophobic D.hydrophilic E.ionicarrow_forward
- _______ link together amino acid monomers in proteins. A. Peptide bonds B. Nucleic acid bonds C. Liquid bonds D. Carbohydrate bondsarrow_forwardWater molecules have one oxygen atom that is more electronegative than the two hydrogen atoms bound to it. As a result, which type of bonding hold water molecules together a. non-popular covalent bonding b. polar covalent bonding c.ionic bonding d.hydriohocicarrow_forwardMultiple water molecules are held together by... A. Dehydration synthesis B. Covalent bonds C. Hydrogen bonds D. Adhesionarrow_forward
- On the pH scale, a substance with a pH of 2 would be considered to be _____. Select one: a. an acid b. neutral c. a base d. slightly acidicarrow_forwardWhich of the following describes the interaction between the amino acid last eluted and the anion exchanger at pH 7? a. dipole-dipole b. hydrophobic c. ionic d. H-bondingarrow_forwardHydrogen bonds are a type of _____________ bond or interaction. a. ionic b. dipole–dipole c. dipole-induced dipole d. London dispersionarrow_forward
- Compounds having an affi nity for water are said to bea. cohesive. c. hydrophobic.b. hydrophilic. d. adhesivearrow_forwardThe weak attractive force between two water molecules forms a(n)a. covalent bond. c. ionic bond. e. isotope.b. hydrogen bond. d. compound.arrow_forwardThese are the weakest bonds of all and are sensitive to pH as well as changes in temperature. a. nonpolar covalent bonds b. polar covalent bonds c. ionic bonds hydrogen bondsarrow_forward
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