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Microbiology, An Introduction Plus Mastering Microbiology , 13th Edition Test Bank R323,00
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Microbiology, An Introduction Plus Mastering Microbiology , 13th Edition Test Bank
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Microbiology, An Introduction Plus Mastering Microbiology , 13th Edition Test Bank

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  • May 1, 2022
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  • 2022/2023
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TEST BANK FOR MICROBIOLOGY, AN
INTRODUCTION PLUS MASTERING
MICROBIOLOGY , 13TH EDITION

,Microbiology: An Introduction, 13e (Tortora et al.)
Chapter 2 Chemical Principles

2.1 Multiple-Choice Questions

1) Which of the following statements about the atom is C FALSE?

A) It has 6 protons in its nucleus.
B) It has 12 neutrons in its nucleus.
C) It has 6 electrons orbiting the nucleus.
D) Its atomic number is 6.
E) Its atomic weight is 12.
Answer: B
Section: 2.1
Bloom's Taxonomy: Understanding
Learning Outcome: 2.1
Global Outcome: 2

2) Table 2.1


O C H
Using the information in Table 2.1, calculate the molecular weight of ethanol, C2H5OH.
A) 96
B) 46
C) 34
D) 33
E) The answer cannot be determined.
Answer: B
Section: 2.1
Bloom's Taxonomy: Applying
Learning Outcome: 2.1
Global Outcome: 2

3) Antacids neutralize acid by the following reaction. Identify the salt in the following equation:
Mg(OH)2 + 2HCl → MgCl2 + H2O
A) Mg(OH)2
B) HCl
C) MgCl2
D) H2O
E) None of the answers is correct.
Answer: C
Section: 2.4
Bloom's Taxonomy: Understanding
Learning Outcome: 2.5

, 4) Which of the following statements is FALSE?
A) Salts readily dissolve in water.
B) Water molecules are formed by hydrolysis.
C) Water freezes from the top down.
D) Water is formed as a part of a dehydration synthesis reaction.
E) Water is a polar molecule.
Answer: B
Section: 2.4
Bloom's Taxonomy: Remembering
Learning Outcome: 2.4

5) Which of the following is the type of bond holding K+ and I- ions in KI?
A) ionic bond
B) covalent bond
C) hydrogen bond
Answer: A
Section: 2.2
Bloom's Taxonomy: Remembering
Learning Outcome: 2.2

6) Which of the following is the type of bond between molecules of water in a beaker of water?
A) ionic bond
B) covalent bond
C) hydrogen bond
Answer: C
Section: 2.2
Bloom's Taxonomy: Understanding
Learning Outcome: 2.2
Global Outcome: 7

7) What is the type of bond holding hydrogen and oxygen atoms together in a single H2O
molecule?
A) ionic bond
B) covalent bond
C) hydrogen bond
Answer: B
Section: 2.2
Bloom's Taxonomy: Remembering
Learning Outcome: 2.2

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