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Test Bank For Chemistry The Central Science, 14th Edition by Theodore Brown, H. LeMay (Author), Bruce Bursten, Catherine Murphy (Author), Patrick Woodward, Matthew Stoltzfus Chapte 1-24 €17,29   In winkelwagen
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Test Bank For Chemistry The Central Science, 14th Edition by Theodore Brown, H. LeMay (Author), Bruce Bursten, Catherine Murphy (Author), Patrick Woodward, Matthew Stoltzfus Chapte 1-24
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Test Bank For Chemistry The Central Science, 14th Edition by Theodore Brown, H. LeMay (Author), Bruce Bursten, Catherine Murphy (Author), Patrick Woodward, Matthew Stoltzfus Chapte 1-24

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  • 2 juni 2024
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1 Copyright © 201 8 Pearson Education, Inc. Test Bank For Chemistry The Central Science, 14th edition by Theodore Brown (Author), H. LeMay (Author), Bruce Bursten (Author), Catherine Murphy (Author), Patrick Woodward (Author), Matthew Stoltzfus (Author) Chapter 1 -24 Chapter 1 Introduction: Matter, Energy, and Measurement 1.1 Multiple -Choice Questions 1) What is the physical state in which matter has a specific volume but does not have a specific shape? A) gas B) solid C) liquid D) salts E) ice Answer: C Diff: 1 Var: 1 Page Ref: Sec. 1.2 LO: 1.2 GO: G2 2) The law of constant composition applies to ________. A) solutions B) heterogeneous mixtures C) compounds D) homogeneous mixtures E) solids Answer: C Diff: 1 Var: 1 Page Ref: Sec. 1.2 LO: 1.1 GO: G2 3) A combination of sand, salt, and water is an example of a ________. A) homogeneous mixture B) heterogeneous mixture C) compound D) pure substance E) solid Answer: B Diff: 1 Var: 1 Page Ref: Sec. 1.2 LO: 1.1 GO: G2 2 Copyright © 201 8 Pearson Education, Inc. 4) A small amount of salt dissolved in water is an example of a ________. A) homogeneous mixture B) heterogeneous mixture C) compound D) pure substance E) solid Answer: A Diff: 1 Var: 1 Page Ref: Sec. 1.2 LO: 1.2 GO: G2 5) Which one of the following has the element name and symbol correctly matched? A) S, sodium B) Tn, tin C) Fe, iron D) N, neon E) B, bromine Answer: C Diff: 1 Var: 1 Page Ref: Sec. 1.2 LO: 1.2 GO: G2 6) Which one of the following e lements is identified by the chemical symbol, Al? A) tin B) aluminum C) mercury D) copper E) lead Answer: B Diff: 2 Var: 1 Page Ref: Sec. 1.2 LO: 1.2 GO: G2 7) Which one of the following is often separated into its components by simple techniqu es such as filtering or decanting? A) heterogeneous mixture B) compounds C) homogeneous mixture D) elements E) solutions Answer: A Diff: 2 Var: 1 Page Ref: Sec. 1.2 LO: 1.1 GO: G2 3 Copyright © 201 8 Pearson Education, Inc. 8) Which states of matter are significantly compressible? A) ga ses only B) liquids only C) solids only D) liquids and gases E) solids and liquids Answer: A Diff: 1 Var: 1 Page Ref: Sec. 1.2 LO: 1.2 GO: G2 9) For which of the following, can the composition vary? A) pure substance B) element C) both homogeneo us and heterogeneous mixtures D) homogeneous mixture E) heterogeneous mixture Answer: C Diff: 2 Var: 1 Page Ref: Sec. 1.2 LO: 1.1 GO: G2 10) If matter is uniform throughout and cannot be separated into other substances by physical means, it is ________. A) a compound B) either an element or a compound C) a homogeneous mixture D) a heterogeneous mixture E) an element Answer: B Diff: 2 Var: 1 Page Ref: Sec. 1.2 LO: 1.1 GO: G2 11) An element cannot ________. A) be part of a heterogeneou s mixture B) be part of a homogeneous mixture C) be separated into other substances by chemical means D) interact with other elements to form compounds E) be a pure substance Answer: C Diff: 2 Var: 1 Page Ref: Sec. 1.2 LO: 1.1 GO: G2 4 Copyright © 201 8 Pearson Education, Inc. 12) Homog eneous mixtures are also known as ________. A) solids B) compounds C) elements D) substances E) solutions Answer: E Diff: 1 Var: 1 Page Ref: Sec. 1.2 LO: 1.1 GO: G2 13) The law of constant composition says ________. A) that the composition of a compound is always the same B) that all substances have the same composition C) that the composition of an element is always the same D) that the composition of a homogeneous mixture is always the same E) that the composition of a heterogeneous mixture is always the same Answer: A Diff: 1 Var: 1 Page Ref: Sec. 1.2 LO: 1.2 GO: G2 14) Which of the following is an illustration of the law of constant composition? A) Water boils at 100 °C at 1 atm pressure. B) Water is 11% hydrogen and 89% oxygen by mass. C) Water can be separated into other substances by a chemical process. D) Water and salt have different boiling points. E) Water is a compound. Answer: B Diff: 2 Var: 1 Page Ref: Sec. 1.2 LO: 1.2 GO: G2 15) In the following list, only ___ _____ is not an example of a chemical reaction. A) dissolution of a penny in nitric acid B) the condensation of water vapor C) a burning candle D) the formation of polyethylene from ethylene E) the rusting of iron Answer: B Diff: 2 Var: 1 Page Ref : Sec. 1.3 LO: 1.3 GO: G2

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