Type:
Test Bank
Chemistry An Introduction to Resource: General, Organic, and Biological Chemistry Edition:
12th Edition
Author(s):
Karen C. Timberlake
Introduction to General, Organic & Biological Chemistry, 12e (Timberlake) Chapter 1 Chemistry in Our Lives 1.1 Multiple-Choice Questions 1) Water, H2O, is an example of a(n) ________. A) chemical B) solid C) wave D) electric charge E) element Answer: A Page Ref: 1.1 Learning Obj.: 1.1 Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry. 2) In this list, which substance can be classified as a chemical? A) salt B) sleep C) cold D) heat E) temperature Answer: A Page Ref: 1.1 Learning Obj.: 1.1 Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry. 3) One example of a chemical used in toothpaste is ________. A) chlorine B) sulfur C) carbon dioxide D) calcium carbonate E) sugar Answer: D Page Ref: 1.1 Learning Obj.: 1.1 Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry.
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4) Which of the following is not a chemical? A) salt B) water C) light D) carbon dioxide E) sugar Answer: C Page Ref: 1.1 Learning Obj.: 1.1 Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry. 5) Sodium fluorophosphate is a chemical used in toothpaste to ________. A) make the paste white B) disinfect the toothbrush C) keep the paste from spoiling D) remove plaque E) strengthen tooth enamel Answer: E Page Ref: 1.1 Learning Obj.: 1.1 Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry. 6) When a part of the body is injured, substances called ________ are released. A) aspirins B) pain relievers C) nitrogen oxides D) chlorofluorocarbons E) prostaglandins Answer: E Page Ref: 1.1 Learning Obj.: 1.1 Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry. 7) The production of smog from NO gas requires ________. A) nitrogen B) chlorine C) water D) oxygen E) CFCs Answer: D Page Ref: 1.1 Learning Obj.: 1.1 Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry. 2 .
8) Titanium dioxide is a chemical used in toothpaste to ________. A) make the paste white B) disinfect the toothbrush C) keep the paste from spoiling D) remove plaque E) strengthen tooth enamel Answer: A Page Ref: 1.1 Learning Obj.: 1.1 Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry. 9) Which of the following is a chemical? A) sugar B) heat C) light D) noise E) a wave Answer: A Page Ref: 1.1 Learning Obj.: 1.1 Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry. 10) You notice that there is more traffic between 8 and 9 in the morning. This would be a(n) ________. A) observation B) hypothesis C) experiment D) theory E) all the above Answer: A Page Ref: 1.2 Learning Obj.: 1.2 Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry.
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11) There is more traffic between 8 and 9 in the morning because most people start work at 9. This would be a(n) ________. A) observation B) hypothesis C) experiment D) theory E) all the above Answer: B Page Ref: 1.2 Learning Obj.: 1.2 Global Outcomes: G1 Demonstrate an understanding of the principles of scientific inquiry. 12) One way to enhance your learning in chemistry is to ________. A) study a little every day B) form a study group C) go to office hours D) be an active learner E) all the above Answer: E Page Ref: 1.3 Learning Obj.: 1.3 Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry. 13) In order to enhance your learning in chemistry, you should not ________. A) study a little every day B) form a study group C) go to office hours D) be an active learner E) wait until the night before the exam to study Answer: E Page Ref: 1.3 Learning Obj.: 1.3 Global Outcomes: G7 Demonstrate the ability to make connections between concepts across chemistry. 14) In the number 12.345, the 4 is in the ________ place. A) tens B) ones C) tenths D) hundredths E) thousandths Answer: D Page Ref: 1.4 Learning Obj.: 1.4 Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry. 4 .
15) In the number 12.345, the 1 is in the ________ place. A) tens B) ones C) tenths D) hundredths E) thousandths Answer: A Page Ref: 1.4 Learning Obj.: 1.4 Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry. 16) In the number 12.345, the 3 is in the ________ place. A) tens B) ones C) tenths D) hundredths E) thousandths Answer: C Page Ref: 1.4 Learning Obj.: 1.4 Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry. 17) The product of (-4) × (-5) is ________. A) -20 B) +20 C) -1 D) +1 E) 0 Answer: B Page Ref: 1.4 Learning Obj.: 1.4 Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry. 18) For the equation 4x + 2 = 10, x equals ________. A) 8 B) 12 C) 3 D) 2 E) -2 Answer: D Page Ref: 1.4 Learning Obj.: 1.4 Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
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19) For the equation -10 - (-4) = ________. A) 6 B) -6 C) 14 D) -14 E) 4 Answer: B Page Ref: 1.4 Learning Obj.: 1.4 Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry. 20) 12 is what percent of 36? A) 3% B) 30% C) 33% D) 330% E) 12% Answer: C Page Ref: 1.4 Learning Obj.: 1.4 Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry. 21) Write 540 000 in scientific notation. A) 0.54 × 106 B) 54 × 108 C) 5.4 × 10-5 D) 5.4 × 105 E) 5.4 Answer: D Page Ref: 1.4 Learning Obj.: 1.4 Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry. 22) Write 0.000 000 33 in scientific notation. A) 3.3 × 107 B) 3.3 × 10-7 C) 3.3 × 10-8 D) 3.3 × 108 E) 3.3 Answer: B Page Ref: 1.4 Learning Obj.: 1.4 Global Outcomes: G4 Demonstrate the quantitative skills needed to succeed in chemistry.
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