Test Bank For Chemistry 6th Edition By Julia Burdge Isbn No: Chapter 1-25 ||Complete

TEST BANK FOR tb tb




Chemistry 6th Edition by Julia Burdge
tb tb tb tb tb




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




Chapter 1tb




Student name:
tb




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




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

ANS: C tb




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




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

ANS: B tb




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




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

ANS: A tb




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




A) Proposing a theory tb tb




B) Developing a hypothesis tb tb




C) Making quantitative observations tb tb




D) Designing experiments tb




E) Indulging in speculation tb tb




ANS: E tb

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




A) Air
B) Tap water tb




C) Sea water tb




D) Water
E) Toothpaste

ANS: D tb




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




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




E) Heterogeneous mixture tb




ANS: A tb




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




tb called?
A) Solute
B) Compound
C) Homogeneous mixture tb




D) Heterogeneous mixture tb




E) Solvent

ANS: C tb




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




A) Element
B) Compound
C) Homogeneous mixture tb




D) Heterogeneous mixture tb




E) Solvent

ANS: D tb




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




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

ANS: D tb

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




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




E) lb.

ANS: C tb




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




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

ANS: D tb




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




A) 106 and 10–6 tb tb


–3
B) 10 and 106 tb tb




C) 103 and 10–6 tb tb




D) 10–3 and 109 tb tb


–6 –3
E) 10 and 10 tb tb




ANS: B tb




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




A) 0.653 μg tb


7
B) 6.53 × 10 μg tb tb tb


4
C) 6.53 × 10 μg tb tb tb


–8
D) 6.53 × 10 μg tb tb tb


10
E) 6.53 × 10 μg tb tb tb




ANS: E tb

, 14) A dose of medication was prescribed to be 35 microliters. Which of the following expresses
tb tb tb tb tb tb tb tb tb tb tb tb tb tb




tb that volume in centiliters?
tb tb tb




A) 3.5 × 105 cL tb tb tb




B) 3.5 × 104 cL tb tb tb




C) 3.5 cL tb




D) 3.5 × 10–4 cL tb tb tb


–3
E) 3.5 × 10 cL tb tb tb




ANS: E tb




15) How many milliliters is 0.0055 L?
tb tb tb tb tb




A) 0.55 mL tb




B) 5.5 mL tb




C) 0.5 mL tb




D) 0.0000055 mL tb




E) 182 mL tb




ANS: B tb




16) How many hertz is 600.11 MHz?
tb tb tb tb tb




A) 6.0011 × 10–4 Hz tb tb tb




B) 60.011 Hz tb




C) 6.0011 × 106 Hz tb tb tb


–2
D) 6.0011 × 10 Hz tb tb tb


8
E) 6.0011 × 10 Hz tb tb tb




ANS: E tb




17) The distance between carbon atoms in ethylene is 134 picometers. Which of the following
tb tb tb tb tb tb tb tb tb tb tb tb tb




tb expresses that distance in meters?
tb tb tb tb




A) 1.34 × 10–13 m tb tb tb


–12
B) 1.34 × 10 m tb tb tb




C) 1.34 × 10–10 m tb tb tb




D) 1.34 × 10–7 m tb tb tb


–6
E) 1.34 × 10 m tb tb tb




ANS: C tb