Chemistry, 5e (Burdge)
Chapter 1 Chemistry: The Central Science
1) What is a unifying principle that explains a body of experimental observations?
A) Law
B) Hypothesis
C) Theory
D) Phenomena
E) Prediction
Answer: C
Difficulty: 1 Easy
Topic: Study of Chemistry
Bloom's: 2. Understand
Sub...
,Chemistry, 5e (Burdge)
Chapter 1 Chemistry: The Central Science
1) What is a unifying principle that explains a body of experimental observations?
A) Law
B) Hypothesis
C) Theory
D) Phenomena
E) Prediction
Answer: C
Difficulty: 1 Easy
Topic: Study of Chemistry
Bloom's: 2. Understand
Subtopic: Scientific Method
Gradable: automatic
Accessibility: Keyboard Navigation
2) Which of the following is a tentative explanation for a set of observations?
A) Law
B) Hypothesis
C) Theory
D) Phenomena
E) Prediction
Answer: B
Difficulty: 1 Easy
Topic: Study of Chemistry
Bloom's: 2. Understand
Subtopic: Scientific Method
Gradable: automatic
Accessibility: Keyboard Navigation
2
.
,3) What is the term used for findings that are summarized based on a pattern or trend?
A) Law
B) Hypothesis
C) Theory
D) Phenomena
E) Prediction
Answer: A
Difficulty: 1 Easy
Topic: Study of Chemistry
Bloom's: 2. Understand
Subtopic: Scientific Method
Gradable: automatic
Accessibility: Keyboard Navigation
4) Which of the following activities is not a part of good science?
A) Proposing a theory
B) Developing a hypothesis
C) Making quantitative observations
D) Designing experiments
E) Indulging in speculation
Answer: E
Difficulty: 1 Easy
Topic: Study of Chemistry
Bloom's: 2. Understand
Subtopic: Scientific Method
Gradable: automatic
Accessibility: Keyboard Navigation
5) Which of the following is a 'substance' according to the definition given in your textbook?
A) Air
B) Tap water
C) Sea water
D) Water
E) Toothpaste
Answer: D
Difficulty: 2 Medium
Topic: Study of Chemistry
Bloom's: 3. Apply
Subtopic: Classification and States of Matter; Properties of Matter
Gradable: automatic
Accessibility: Keyboard Navigation
3
.
, 6) Which of the following cannot be separated into simpler substances by chemical means?
A) Element
B) Emulsion
C) Compound
D) Homogeneous mixture
E) Heterogeneous mixture
Answer: A
Difficulty: 2 Medium
Topic: Study of Chemistry
Bloom's: 4. Analyze
Subtopic: Classification and States of Matter; Properties of Matter
Gradable: automatic
Accessibility: Keyboard Navigation
7) If a liquid contains 60% sugar and 40% water throughout its composition then what is it
called?
A) Solute
B) Compound
C) Homogeneous mixture
D) Heterogeneous mixture
E) Solvent
Answer: C
Difficulty: 2 Medium
Topic: Study of Chemistry
Bloom's: 4. Analyze
Subtopic: Classification and States of Matter; Properties of Matter
Gradable: automatic
Accessibility: Keyboard Navigation
8) Which of the following does not have a uniform composition throughout?
A) Element
B) Compound
C) Homogeneous mixture
D) Heterogeneous mixture
E) Solvent
Answer: D
Difficulty: 1 Easy
Topic: Study of Chemistry
Bloom's: 3. Apply
Subtopic: Classification and States of Matter; Properties of Matter
Gradable: automatic
Accessibility: Keyboard Navigation
9) Which of the following is not an SI base unit?
4
.
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