TEST BANK FOR Chemistry 6th Edition by Julia Burdge ISBN: 978-1264085774 COMPLETE GUIDE ALL CHAPTERS COVERED 100% VERIFIED A+ GRADE ASSURED !!!!!NEW LATEST UPDATE!!!! GUARANTEED PASS!!!!!

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,TEST BANK FOR dt dt




Chemistry 6th Edition by Julia Burdge
dt dt dt dt dt




Chapter 1-25 Answers are at the of Each Chapter
dt dt dt dt dt dt dt dt




Chapter 1dt




Student name:
dt




1) What is a unifying principle that explains a body of experimental observations?
dt dt dt dt dt dt dt dt dt dt dt




A) Law
B) Hypothesis
C) Theory
D) Phenomena
E) Prediction

ANS: C dt




2) Which of the following is a tentative explanation for a set of observations?
dt dt dt dt dt dt dt dt dt dt dt dt




A) Law
B) Hypothesis
C) Theory
D) Phenomena
E) Prediction

ANS: B dt




3) What is the term used for findings that are summarized based on a pattern or trend?
dt dt dt dt dt dt dt dt dt dt dt dt dt dt dt




A) Law
B) Hypothesis
C) Theory
D) Phenomena
E) Prediction

ANS: A dt




4) Which of the following activities is not a part of good science?
dt dt dt dt dt dt dt dt dt dt dt




A) Proposing a theory dt dt




B) Developing a hypothesis dt dt




C) Making quantitative observations dt dt




D) Designing experiments dt




E) Indulging in speculation dt dt




ANS: E dt




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,5) Which of the following is a ‘substance’ according to the definition given in your textbook?
dt dt dt dt dt dt dt dt dt dt dt dt dt dt




A) Air
B) Tap water dt




C) Sea water dt




D) Water
E) Toothpaste

ANS: D dt




6) Which of the following cannot be separated into simpler substances by chemical means?
dt dt dt dt dt dt dt dt dt dt dt dt




A) Element
B) Emulsion
C) Compound
D) Homogeneous mixture dt




E) Heterogeneous mixture dt




ANS: A dt




7) If a liquid contains 60% sugar and 40% water throughout its composition then what is it ca
dt dt dt dt dt dt dt dt dt dt dt dt dt dt dt dt




lled?
A) Solute
B) Compound
C) Homogeneous mixture dt




D) Heterogeneous mixture dt




E) Solvent

ANS: C dt




8) Which of the following does not have a uniform composition throughout?
dt dt dt dt dt dt dt dt dt dt




A) Element
B) Compound
C) Homogeneous mixture dt




D) Heterogeneous mixture dt




E) Solvent

ANS: D dt




9) Which of the following is not an SI base unit?
dt dt dt dt dt dt dt dt dt




A) Meter
B) Ampere
C) Second
D) Gram
E) Kelvin

ANS: D dt




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, 10) The SI base unit of mass is
dt dt dt dt dt dt




A) mg.
B) g.
C) kg.
D) metric ton. dt




E) lb.

ANS: C dt




11) The SI prefix mega- (M) means
dt dt dt dt dt




A) 10–6.
B) 10–3.
C) 103.
D) 106.
E) 109.

ANS: D dt




12) The SI prefixes milli- and mega- represent, respectively:
dt dt dt dt dt dt dt




A) 106 and 10–6 dt dt




B) and 10610–3 dt dt




C) 103 and 10–6 dt dt




D) 10–3 and 109 dt dt




E) 10–6 and 10–3 dt dt




ANS: B dt




13) How many micrograms are in 65.3 kg?
dt dt dt dt dt dt




A) 0.653 μg dt




B) 6.53 × 107 μg dt dt dt



4
C) 6.53 × 10 μg dt dt dt




D) 6.53 × μg dt dt 10–8 dt



10
E) 6.53 × 10 μg dt dt dt




ANS: E dt




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