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Test Bank for General, Organic, & Biological Chemistry, 5th Edition by Janice Smith $29.99   Add to cart

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Test Bank for General, Organic, & Biological Chemistry, 5th Edition by Janice Smith

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  • Course
  • General Chemistry
  • Institution
  • General Chemistry

Test Bank for General, Organic, & Biological Chemistry 5e 5th Edition by Janice Smith. ISBN 2023 Full Chapters test bank included Chapter 1: Matter and Measurement Chapter 2: Atoms and the Periodic Table Chapter 3: Ionic Compounds Chapter 4: Covalent Compounds Chapter 5: Chemical Reaction...

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  • June 24, 2023
  • 952
  • 2022/2023
  • Exam (elaborations)
  • Questions & answers
  • General Chemistry
  • General Chemistry

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By: noritaantles • 1 year ago

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Chapter 01 5e
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 (solid CO2)



2) Which is an example of a physical change?
A) the rusting of an iron nail
B) the burning of propane in a gas grill
C) baking cookies
D) polishing tarnished silver
E) melting of an ice cube in a glass of soda



3) Which of the following examples represents a chemical change?
A) the tearing of a piece of paper
B) the melting of an ice cube
C) the burning of a candle
D) the dissolving of table salt (NaCl) in water
E) the evaporation of water from a puddle



4) An unknown solid is taken to the laboratory for analysis. Which of the following examples
represents a chemical property of the unknown solid substance?
A) The density of the solid is 1.66 g/mL.
B) The melting point of the solid is 156°C.
C) The solid is soluble in water and acetone.
D) The substance is odorless in solid form.
E) The substance produces a gas when combined with NaHCO3 in water.




1

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