TEST BANK Chemistry (The Central Science), Edition 11, Brown, LeMay, Bursten, Murphy, Woodward (Test Bank)

Chemistry (The Central Science), Edition 11, Brown, LeMay, Bursten, Murphy, Woodward (Test Bank) Chemistry, 11e (Brown) Chapter 1: Introduction: Matter and Measurement 1 Multiple Choice and Bimoda l 1) Solids have a __________ shape and are not appreciably __________. A) definite, compressible B) definite, incompressible C) indefinite, compressible D) indefinite, incompressible E) sharp, convertible Answer: A Diff: 1 Page Ref: Sec. 1.2 2) __________ is the chemical symbol for elemental sodium. A) S B) W C) So D) Na E) Sn Answer: D Diff: 1 Page Ref: Sec. 1.2 3) If matter is uniform throughout, cannot be separated into other substances by physical processes, but can be decomposed into other substances by chemical processes, it is called a (an) __________. A) heterogeneous mixture B) element C) homogeneous mixture D) compound E) mixture of elements Answer: D Diff: 4 Page Ref: Sec. 1.2 4) The symbol for the element potassium is __________. A) Pt B) P C) K D) S E) Ca Answer: C Diff: 1 Page Ref:Sec. 1.2 5) The symbol for the element magnesium is __________. A) Rb B) Mn C) Ne D) Si E) Mg Answer: E Diff: 1 Page Ref:Sec. 1.2 6) The initial or tentative explanation of an observation is called a(n) __________. A) law B) theory C) hypothesis D) experiment E) test Answer: C Diff: 2 Page Ref:Sec. 1.3 Guru 2 7) A concise verbal statement or mathematical equation that summarizes a broad variety of observations and experiences is called a(n) __________. A) law B) theory C) hypothesis D) experiment E) test Answer: A Diff: 2 Page Ref:Sec. 1.3 8) A separation process that depends on differing abilities of substances to form gases is called __________. A) filtration B) solvation C) distillation D) chromatography E) all of the above are correct Answer: C Diff: 3 Page Ref:Sec. 1.3 9) The SI unit for mass is __________. A) kilogram B) gram C) pound D) troy ounce E) none of the above Answer: A Diff: 1 Page Ref:Sec. 1.4 10) A one degree of temperature difference is the smallest on the __________ temperature scale. A) Kelvin B) Celsius C) Fahrenheit D) Kelvin and Celsius E) Fahrenheit and Celsius Answer: C Diff: 3 Page Ref:Sec. 1.4 11) A common English set of units for expressing velocity is miles/hour. The SI unit for velocity is __________? A) km/hr B) km/s C) m/hr D) m/s E) cm/s Answer: D Diff: 3 Page Ref:Sec. 1.4 Guru 3 12) The unit of force in the English measurement system is 2 1b • ft s . The SI unit of force is the Newton, which is __________ in base SI units. A) 2 g • cm s B) 2 kg • m hr C) 2 kg • m s D) 2 g • m s E) g • cm s Answer: C Diff: 4 Page Ref:Sec. 1.4 13) Momentum is defined as the product of mass and velocity. The SI unit for momentum is __________? A) kg • m s B) kg • m hr C) g • m s D) g • km s E) kg • km hr Answer: A Diff: 4 Page Ref:Sec. 1.4 14) The SI unit of temperature is __________. A) K B) °C C) °F D) t E) T Answer: A Diff: 2 Page Ref:Sec. 1.4