EBK BIOLOGY
6th Edition
ISBN: 9780134819150
Author: Maier
Publisher: VST
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Chapter 2, Problem 2AAATB
Summary Introduction
To review:
The chemical properties of water that is the basis for a study to consume at least eight glasses of water in a day.
Introduction:
Water is a colorless, transparent and odorless liquid. It is a chemical compound that consists of one oxygen atom and two hydrogen atoms. It is the basis of the body fluids of living organisms. It forms rivers, lakes, seas, and rain.
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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.
two 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.
Which of the following is the most basic?
A. Group of answer choices
B. Ocean water (pH 8)
C. Baking soda (pH 9)
D. Drano (pH 14)
E. Vinegar (pH 3)
F. Pure coffee (pH 5)
Chapter 2 Solutions
EBK BIOLOGY
Ch. 2 - Prob. 1LTBCh. 2 - Prob. 2LTBCh. 2 - Add labels to the figure that follows, which...Ch. 2 - Prob. 4LTBCh. 2 - Prob. 5LTBCh. 2 - Which of the following terms is least like the...Ch. 2 - Different proteins are composed of different...Ch. 2 - Proteins may function as ___________ genetic...Ch. 2 - Prob. 9LTBCh. 2 - Eukaryotic cells differ from prokaryotic cells in...
Ch. 2 - Which of the following lists the chemical bonds...Ch. 2 - Which of the following is not consistent with...Ch. 2 - Consider a virus composed of a protein coat...Ch. 2 - Prob. 2AAATBCh. 2 - Carbon, oxygen, hydrogen, and nitrogen are common...Ch. 2 - List some alternate explanations that should be...Ch. 2 - Do some web-based research using scientifically...Ch. 2 - Prob. 1MTC
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- Several substances found in nature or within living organisms themselves are essential to the life. Thus, for each of the following substances, please give a concrete example briefly describing how their properties make them essential to life. A) Acid (pH below 7) B) Lipidarrow_forwardUsing appropriate examples, explain how hydrogen bonding givesrise to three properties of water that are essential to life.arrow_forwardexplain how the Avery/Hershey Chase experiments proved that DNA is the genetic material. Is a “trans-fat” a saturated fat, an unsaturated fat or neither? Explain. Describe three properties of water, and how these properties play a role in the lives of living organisms.arrow_forward
- Explain why vegetable oil and water don't dissolve in one another.arrow_forwardWhen one handles fish, your hands often retain a "fishy smell" due to the organic amines, molecules that have chemistry similar to ammonia. Washing your hands with ordinary soap generally does not remove the "fishy smell". Suggest a common household material that would remove the "fishy smell" if used to wash your hands.arrow_forwardIs drinking alkaline water good for you? should be an original thought, not Google’sarrow_forward
- What is the difference in the H* concentration between lemon juice (pH 2) and black coffee (pH 5)? O The H concentration of lemon juice is higher than the H* concentration of coffee by 3 hydrogen ions. O The H* concentration of lemon juice is higher than the H* concentration of coffee by a factor of 1000. O The H* concentration of lemon juice is lower than the H* concentration of coffee by 3 hydrogen ions. O The H concentration of lemon juice is lower than the H* concentration of coffee by a factor of 1000.arrow_forwardWhich of the following statements is correct regarding polar/nonpolar molecules? 1. Molecules comprised of nonpolar covalent bonds are likely to be hydrophilic 2. Polar molecules like sugar tend to dissolve in solutions of other polar molecules like water 3. Nonpolar molecules like sugar tend to dissolve in solutions of polar molecules like water 4. Polar covalent bonds tend to form between molecules that consist of two atoms of the same element, like oxygen gas (O2) or nitrogen gas (N2)arrow_forwardWhich of the following is correct about the properties of water? Three of the qualified choices could serve as correct answers to the question It is an amphipathic molecule (Two of the qualified choices could serve as correct answers to the question) Its molecules are cohesive None of the qualified choices could serve as correct answers to the question It is an ambivalent molecule It is an asymmetric polar solvent amino a It demonstrates temperature-stabilizing capacities It is covalently linked with other water molecules by hydrogen bondsarrow_forward
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