Campbell Biology: Concepts & Connections (8th Edition)
8th Edition
ISBN: 9780321885326
Author: Jane B. Reece, Martha R. Taylor, Eric J. Simon, Jean L. Dickey, Kelly A. Hogan
Publisher: PEARSON
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Textbook Question
Chapter 2, Problem 5TYK
Most of the unique properties of water result from the fact that water molecules
a. are the most abundant molecules on Earth’s surface.
b. are held together by covalent bonds.
c. are constantly in motion.
d. are polar and form hydrogen bonds.
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Water has some very unusual properties. These properties occur because of thea. hydrogen bonds between the individual water molecules.b. covalent bonds between the individual water molecules.c. hydrogen bonds within each individual water molecule.d. ionic bonds between the individual water molecules.
Which of the following statements is not true?a. Water is polar.b. Water stabilizes temperature.c. Water is essential for life.d. Water is the most abundant atom in Earth’s atmosphere.
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Chapter 2 Solutions
Campbell Biology: Concepts & Connections (8th Edition)
Ch. 2 - Fill in the blanks in this concept map to help you...Ch. 2 - Create a concept map to organize your...Ch. 2 - Changing the _____ would change it into an atom of...Ch. 2 - A solution at pH 6 contains _____H+ than the same...Ch. 2 - Most of the unique properties of water result from...Ch. 2 - A can of cola consists mostly of sugar dissolved...Ch. 2 - Prob. 7TYKCh. 2 - In what way does the need for iodine or iron in...Ch. 2 - Use carbon-12, the most common isotope of carbon,...Ch. 2 - In terms of electron sharing between atoms,...
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- Which of the following statements is not true? a. Water is polar. b. Water stabilizes temperature. c. Water is essential for life. d. Water is the most abundant molecule in the Earth’s atmosphere.arrow_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_forwardOne 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 Bondarrow_forward
- Which of the following is responsible for the cohesive property of water? ? (A) Hydrogen bonds between the oxygen atoms of two adjacent water molecules (В Covalent bonds between the hydrogen atoms of two adjacent water molecules 口 C Hydrogen bonds between the oxygen atom of one water molecule and a hydrogen atom of another water molecule D) Covalent bonds between the oxygen atom of one water molecule and a hydrogen atom of another water molecule (E Hydrogen bonds between water molecules and other types of moleculesarrow_forwardThe ability of non-polar substances like fat molecules to clump together in water thereby allowing minimal contact between the fat molecules and water is attributed to: Group of answer choices a. Hydrogen bonds b. Ionic bonds c. Van der Waal’s interactions d. Hydrophobic interactions e. Cystine bridgesarrow_forwardWater’s life-supporting properties such as cohesion and temperature stabilization are due to: A.Water molecules have oxygen. B.Water molecules have hydrogen. C.Water molecules form hydrogen bonds with each other. D.Water molecules are small. E.Water molecules are hydrophobic.arrow_forward
- Classify each of the following bonds as nonpolar covalent, polar covalent, or ionic on the basis of electronegativity differences.a. C—Ob. Na—Clc. C—Id. Ca—Sarrow_forwardWhich of the following statements about saturated fats is true? a. Saturated fats contain one or more double bonds along the tails. b. Saturated fats contain the maximum number of hydrogens along the tails. c. Saturated fats make up the majority of most plant oils. d. Saturated fats are typically healthier for you than unsaturated fats.arrow_forward.Which of the following substances would be considered basic? A. hydrochloric acid (pH 1.0) B. milk (pH 6.6) C. baking soda (pH 8.1) D. water (pH 7.0) E. Dr. Pepper (pH 3.0)arrow_forward
- Which of the following statements is true? a. Acids and bases cannot mix together. b. Acids and bases will neutralize each other. c. Acids, but not bases, can change the pH of a solution. d. Acids donate hydroxide ions (OH–); bases donate hydrogen ions (H+).arrow_forwardMultiple water molecules are held together by... A. Dehydration synthesis B. Covalent bonds C. Hydrogen bonds D. Adhesionarrow_forwardtwo of these statements are truths and one is a lie. Which of the following statements is a lie? a. The concept of pH is exclusive of how buffers work. b. Salts dissociate into ions (except H+ and OH-) when dissolved in water. c. ATP stores a large amount of potential energy.arrow_forward
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