CHEMISTRY

Student name:__________ 1) What is a unifying principle that explains a body of experimental observations? A) law B) hypothesis C) theory D) phenomena E) prediction Question Details Bloom's : 2. Understand Difficulty : Easy Subtopic : Scientific Method Topic : Study of Chemistry Chapter : 01 Chemistry: The Science of Change Accessibility : Keyboard Navigation 2) Which of the following is a tentative explanation for a set of observations? A) law B) hypothesis C) theory D) phenom...

Chapter 01 Chemistry: The Study of Change Multiple Choice Questions 1. A tentative explanation for a set of observations that can be tested by further experimentation is referred to as A. a hypothesis. B. a law. C. a theory. D. none of the above. Bloom's Level: 2. Understand Difficulty: Easy Gradable: automatic Section: 01.03 Subtopic: Scientific Method Topic: Study of Chemistry

General, Organic and Biological Chemistry, 4e (Smith) Chapter 1 Matter and Measurement 1) Which is NOT an example of a pure substance? A) Sugar B) Air C) Aluminum foil D) Water E) A block of dry ice Answer: B Difficulty: 1 Easy Topic: Study of Chemistry Bloom's: 1. Remember Subtopic: Classification and States of Matter Accessibility: Keyboard Navigation Chapter: 01 2) Which is an example of a physical change? A) The rusting of an iron nail B) The burning of propane in a gas gr...

Chapter 01 1. A hypothesis is a _____. a. concise statement of behavior that is always the same under the same conditions b. set of quantitative data c. tentative explanation or predication based upon experimental observations d. well-tested unifying principle that explains a body of facts e. mathematical formula that models a pattern of behavior ANSWER: c POINTS: 1 QUESTION TYPE: Multiple Choice HAS VARIABLES: True TOPICS: 1.1 Chemistry and Its Methods NOTES: Dynamic Question DATE ...

Chapter 1 Measurements in Chemistry Multiple Choice Questions Topic: History of Chemistry Section: Prologue A-1 Difficulty: Easy 1. According to current theories, what event marks the beginning of time and space? a. Yucatan meteorite b. Formation of our solar system c. The big bang d. The Tunduska event Answer: C Topic: History of Chemistry Section: Prologue A-1 Difficulty: Easy 2. In some camps of thought, the survival and proliferation of the human race is directly related to h...

General, Organic, and Biological Chemistry, 4e (Frost) Chapter 1 Chemistry Basics — Matter and Measurement 1.1 Multiple Choice Questions 1) Which of the following is an example of a heterogeneous mixture? A) Sugar water B) Trail mix C) Air D) Vodka Answer: B Diff: 1 Section: 1-1 Global: G1 LO: 1.1 2) Which of the following is a pure substance? A) Sugar B) Sand C) Gold D) Maple syrup Answer: C Diff: 1 Section: 1-1 Global: G1 LO: 1.1 3) Which of the following represents a ...

An Introduction to General, Organic, and Biological Chemistry, 13e (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 ...

General, Organic, and Biological Chemistry, 3e (Frost) Chapter 1 Chemistry Basics - Matter and Measurement 1.1 Multiple-Choice 1) Which of the following is an example of a heterogeneous mixture? A) Sugar water B) Blood C) Air D) Vodka Answer: B Diff: 1 Section: 1- 1 Global: G1 LO: 1.1 2) Which of the following is a pure substance? A) Sugar B) Sand C) Gold D) Maple syrup Answer: C Diff: 1 Section: 1-1 Global: G1 LO: 1.1 3) Which of the following represents a homogeneous mi...

Chapter 01 - Chemical Foundations 1. Which of the following is an example of a quantitative observation? a. The piece of metal is longer than the piece of wood. b. Solution 1 is much darker than solution 2. c. The liquid in beaker A is blue. d. The temperature of the liquid is 60°C. e. At least two of the above (A-D) are quantitative observations. ANSWER:d POINTS:1 DIFFICULTY:Easy REFERENCES:1.2 QUESTION TYPE: Multiple Choice HAS VARIABLES: False KEYWORDS:Chemistry | general chemis...

Chapter 01 - Biochemistry and the Organization of Cells 1. How do the molecules that play a role in living cells compare to those encountered in organic chemistry? a. They are the same, just operating in a different context. b. Biological molecules are organic molecules, but the similarity ends there. c. Biological molecules aren't similar to organic molecules at all. d. Biology isn't based on molecules at all, but a "vital force". ANSWER: POINTS: QUESTION TYPE: HAS VARIABLES: LEAR...