Archives: Quiz
Chapter 14 The Cross Sectional Area The Stream
accelerates upward. During the acceleration: A) the cork is immersed more B) the cork is immersed less C) the cork is immersed the same amount D) at first the cork is immersed less but as the elevator speeds up it […]
Chapter 23 1 Chalcocite, chalcopyrite, and malachite are sources of which
Chemistry: The Central Science, 12e (Brown et al.) Chapter 23 Transition Metals and Coordination Chemistry 23.1 Multiple–Choice Questions 1) Chalcocite, chalcopyrite, and malachite are sources of which metal? A) manganese B) copper C) titanium D) iron E) zinc Answer: B […]
Chapter 14 equation of continuity to relate the cross-sectional area
Chapter: Chapter 14 Learning Objectives LO 14.1.0 Solve problems related to fluid, density, and pressure LO 14.1.1 Distinguish fluids from solids. LO 14.1.2 When mass is uniformly distributed, relate density to mass and volume. LO 14.1.3 Apply the relationship between […]
Chapter 22 2 Additives can be used in soda-lime glass to alter its
85) Additives can be used in soda-lime glass to alter its __________. A) ability to withstand temperature change B) color C) hardness D) melting point E) any of the above Answer: E Diff: 1 Page Ref: Sec. 22.10 86) Silicones […]
Chapter 13 Its Perigee Minimum Distance And Apogee Maximum
34. An artificial Earth satellite of mass m is moved from a circular orbit with radius R to a circular orbit with radius 2R. If the mass of the Earth is ME, the work done by the gravitational force is: […]
Chapter 13 Earth Radii Above Earth then a Its Mass Increases
Chapter: Chapter 13 Learning Objectives LO 13.1.0 Solve problems related to Newton’s law of gravitation. LO 13.1.1 Apply Newton’s law of gravitation to relate the gravitational force between two particles to their masses and their separation. LO 13.1.2 Identify that […]
Chapter 21 2 The largest number of stable nuclei have an
8) The missing product from this reaction is __________. 121 53 I → 121 52 Te + _____ A) 4 2 He B) 0 -1 e C) 1 0 n D) 0 1 e E) 0 0 γ Answer: D […]
Chapter 12 This Indeterminate Situation And The Forces The
A) 300 N B) 520 N C) 690 N D) 1200 N E) none of these 32. The 600-N ball shown is suspended on a string AB and rests against the frictionless vertical wall. The string makes an angle of […]
Chapter 21 1 Which one of the following is a correct representation of
Chemistry: The Central Science, 12e (Brown et al.) Chapter 21 Nuclear Chemistry 21.1 Multiple–Choice Questions 1) All atoms of a given element have the same __________. A) mass number B) number of nucleons C) atomic mass D) number of neutrons […]
Chapter 12 Explain center of gravity and how it relates to center
Chapter: Chapter 12 Learning Objectives LO 12.1.0 Solve problems related to equilibrium. LO 12.1.1 Distinguish between equilibrium and static equilibrium. LO 12.1.2 Specify the four conditions for static equilibrium. LO 12.1.3 Explain center of gravity and how it relates to […]
Chapter 20 2 The balanced half-reaction in which sulfate ion is reduced
19) The balanced half-reaction in which sulfate ion is reduced to sulfite ion is a __________ process. A) four-electron B) one-electron C) two-electron D) three-electron E) six-electron Answer: C Diff: 1 Page Ref: Sec. 20.2 20) The electrode at which […]
Chapter 11 paper clip is attached to the rim of a phonograph record
36. Two objects are moving in the x, y plane as shown. The magnitude of their total angular momentum (about the origin O) is: A) 0 kg∙m2/s B) 6 kg∙m2/s C) 12 kg∙m2/s D) 30 kg∙m2/s E) 78 kg∙m2/s Ans: […]
Chapter 20 1 What is the oxidation number of bromine in the BrO3- ion
Chemistry: The Central Science, 12e (Brown et al.) Chapter 20 Electrochemistry 20.1 Multiple–Choice 1) What is the oxidation number of bromine in the BrO3– ion? A) -1 B) +1 C) +3 D) +5 E) +7 Answer: D Diff: 1 Page […]
Chapter 11 Apply the relationship between the center-of-mass speed
Chapter: Chapter 11 Learning Objectives LO 11.1.0 Solve problems related to rolling as translation and rotation combined. LO 11.1.1 Identify that smooth rolling can be considered as a combination of pure translation and pure rotation. LO 11.1.2 Apply the relationship […]
Chapter 19 2 What is the change in entropy in the system in J/K when
18) The value of ΔS° for the decomposition of phosphorous trichloride into its constituent elements, 2PCl3 (g) → P2 (g) + 3Cl2( g) is __________ J/K∙ mol. A) -311.7 B) +311.7 C) +263.6 D) +129.4 E) -129.4 Answer: C Diff: […]
Chapter 10 2 For Object Rotating About Fixed Axis
A) 1, 2, 3 B) 3, 2, 1 C) 3, then 1 and 2 tie D) 1, 3, 2 E) All are the same 55. Four identical particles, each with mass m, are arranged in the x, y plane as […]
Chapter 19 1 The thermodynamic quantity that expresses the degree of disorder
Chemistry: The Central Science, 12e (Brown et al.) Chapter 19 Chemical Thermodynamics 19.1 Multiple–Choice Questions 1) The first law of thermodynamics can be given as __________. A) ΔE = q + w B) ( ) ( ) o o o […]
Chapter 10 Which The following Results Positive Angular Displacement a
Chapter: Chapter 10 Learning Objectives LO 10.1.0 Solve problems related to rotational variables LO 10.1.1 Identify that if all parts of a body rotate around a fixed axis locked together, the body is a rigid body. (This chapter is about […]
Chapter 18 2 Sulfur dioxide is not released into the atmosphere in any
B) excited oxygen molecules C) ozone D) ozone and atomic oxygen E) atomic oxygen Answer: E Diff: 1 Page Ref: Sec. 18.1 6) The C Cl and C F bond dissociation energies in CF3Cl are 339 kJ/mol and 482 kJ/mol, […]
Chapter 9 They Suffer Completely Inelastic collision The Kinetic Energy
47. A 10-kg block of ice is at rest on a frictionless horizontal surface. A 1.0-N force is applied in an easterly direction for 1.0 s. During this time interval, the block: A) acquires a speed of 1 m/s B) […]
Chapter 18 1 Which of the following is (are) not a typical source of
Chemistry: The Central Science, 12e (Brown et al.) Chapter 18 Chemistry of the Environment 18.1 Multiple–Choice Questions 1) In the troposphere, temperature __________ with increasing altitude, while in the stratosphere, temperature __________ with increasing altitude. A) increases, increases B) decreases, […]
Chapter 9 None The Above Statements Are True Ans E difficulty
Chapter: Chapter 9 Learning Objectives LO 9.1.0 Solve problems related to center of mass LO 9.1.1 Given the positions of several particles along an axis or a plane, determine the location of their center of mass. LO 9.1.2 Locate the […]
Chapter 17 2 The concentration of fluoride ions in a saturated solution
12) The concentration of fluoride ions in a saturated solution of barium fluoride is __________ M. The solubility product constant of BaF2 is 1.7 × 10-6. A) 3.8 × 10-4 B) 3.0 × 10-3 C) 1.5 × 10-2 D) 7.5 […]
Chapter 8 The potential energy for the interaction between the two atoms
37. A rectangular block is moving along a frictionless path when it encounters the circular loop as shown. The block passes points 1,2,3,4,1 before returning to the horizontal track. At point 3: A) its mechanical energy is a minimum B) […]
Chapter 17 1 Which one of the following pairs cannot be mixed together to
Chemistry: The Central Science, 12e (Brown et al.) Chapter 17 Additional Aspects of Aqueous Equilibria 17.1 Multiple–Choice Questions 1) Which one of the following pairs cannot be mixed together to form a buffer solution? A) HONH2, HONH3Cl B) NaCl, HCl […]
Chapter 8 use a potential-energy graph for that axis and the conservation
Chapter: Chapter 8 Learning Objectives LO 8.1.0 Solve problems related to potential energy LO 8.1.1 Distinguish a conservative force from a nonconservative force. LO 8.1.2 For a particle moving between two points, identify that the work done by a conservative […]
Chapter 16 2 The acid-dissociation constant, Ka, for gallic acid
3) The conjugate base of HSO4– is __________. A) OH– B) H2SO4 C) SO42- D) HSO4+ E) H3SO4+ Answer: C Diff: 2 Page Ref: Sec. 16.2 4) The conjugate base of H2PO4– is __________. A) PO4-3 B) H2PO4 C) H3PO4 […]
Chapter 7 Ax Where Constant The Work Done Person
C) 0 J D) 250 J E) 500 J 40. A man pushes an 80-N crate a distance of 5.0 m upward along a frictionless slope that makes an angle of 30 with the horizontal. His force is parallel to […]
Chapter 16 1 Which one of the following statements regarding Kw is false
Chemistry: The Central Science, 12e (Brown et al.) Chapter 16 Acid–Base Equilibria 16.1 Multiple–Choice Questions 1) According to the Arrhenius concept, an acid is a substance that __________. A) is capable of donating one or more H+ B) causes an […]
Chapter 7 the relationship between a particle’s kinetic energy
Chapter: Chapter 7 Learning Objectives LO 7.1.0 Solve problems related to kinetic energy LO 7.1.1 Apply the relationship between a particle’s kinetic energy, mass, and speed. LO 7.1.2 Identify that kinetic energy is a scalar quantity. LO 7.2.0 Solve problems […]
Chapter 15 2 This Temperature For The Following Reaction12hcl
46) Consider the following reaction at equilibrium. 2CO2 (g) 2CO (g) + O2 (g) ΔH° = -514 kJ Le Châtelier’s principle predicts that the equilibrium partial pressure of CO (g) can be maximized by carrying out the reaction __________. A) […]
Chapter 6 The Cara Slides Into The Inside The
A) 20 kg B) 30 kg C) 40 kg D) 50 kg E) 70 kg 39. Block A, with a mass of 10 kg, rests on a 35 incline. The coefficient of static friction is 0.40. An attached string is […]
Chapter 15 1 What role did Karl Bosch play in development of the Haber
Chemistry: The Central Science, 12e (Brown et al.) Chapter 15 Chemical Equilibrium 15.1 Multiple–Choice Questions 1) At equilibrium, __________. A) all chemical reactions have ceased B) the rates of the forward and reverse reactions are equal C) the rate constants […]
Chapter 6 Shown The Vertical Component The Force Exerted
Chapter: Chapter 6 Learning Objectives: LO 6.1.0 Solve problems related to friction LO 6.1.1 Distinguish between friction in a static situation and a kinetic situation. LO 6.1.2 Determine direction and magnitude of a frictional force. LO 6.1.3 For objects on […]
Chapter 14 2 The average rate of disappearance of A between
5) The average rate of disappearance of A between 20 s and 40 s is __________ mol/s. A) 8.5 × 10-4 B) 1.7 × 10-3 C) 590 D) 7.1 × 10-3 E) 1.4 × 10-3 Answer: B Diff: 1 Page […]
Chapter 5 any surface exerts two forces on objects that are in contact with it
41. Two objects, one having three times the mass of the other, are dropped from the same height in a vacuum. At the end of their fall, their velocities are equal because: A) anything falling in vacuum has constant velocity […]
Chapter 5 Identify that a force is a vector quantity and thus has both
Chapter: Chapter 5 Learning Objectives: LO 5.1.0 Solve problems related to Newton’s first and second laws LO 5.1.1 Identify that a force is a vector quantity and thus has both magnitude and direction and also components. LO 5.1.2 Given two […]
Chapter 13 2 The molal freezing point depression constant for water
4) A sample of potassium nitrate (49.0 g) is dissolved in 101 g of water at 100°C, with precautions taken to avoid evaporation of any water. The solution is cooled to 30.0°C and no precipitate is observed. This solution is […]
Chapter 4 Neglecting Air Resistance Which One The Following
Chapter: Chapter 4 Learning Objectives: LO 4.1.0 Solve problems related to position and displacement LO 4.1.1 Draw the components of a 2D or 3D position vector of a particle, indicating the components. LO 4.1.2 Determine the direction and magnitude of […]
Chapter 13 1 When two nonpolar organic liquids are mixed
Chemistry: The Central Science, 12e (Brown et al.) Chapter 13 Properties of Solutions 13.1 Multiple–Choice Questions 1) The dissolution of water in octane (C8H18) is prevented by __________. A) London dispersion forces between octane molecules B) hydrogen bonding between water […]
Chapter 3 Add vectors by drawing them in head-to-tail arrangements
Chapter: Chapter 3 Learning Objectives LO 3.1.0 Solve problems related to vectors and their components LO 3.1.1 Add vectors by drawing them in head-to-tail arrangements, applying the commutative and associative laws. LO 3.1.2 Subtract a vector from a second one. […]
Chapter 2 This Demonstrates That a The Acceleration Gravity Not
46. An object with an initial velocity of 12 m/s west experiences a constant acceleration of 4 m/s2 west for 3 seconds. During this time the object travels a distance of: A) 18 m B) 24 m C) 36 m […]
Chapter 11 2 The Heat Flow Into The Sample The
66) Some things take longer to cook at high altitudes than at low altitudes because __________. A) water boils at a lower temperature at high altitude than at low altitude B) water boils at a higher temperature at high altitude […]
Chapter 2 Apply the relationship between a particle’s average velocity
Chapter: Chapter 2 Learning Objectives LO 2.1.0 Solve problems related to position, displacement, and average velocity to solve problems. LO 2.1.1 Identify that if all parts of an object move in the same direction and at the same rate, we […]
Chapter 11 1 Which one of the following should have the lowest boiling point
Chemistry: The Central Science, 12e (Brown et al.) Chapter 11 Liquids and Intermolecular Forces 11.1 Multiple–Choice Questions 1) Crystalline solids __________. A) have their particles arranged randomly B) have highly ordered structures C) are usually very soft D) exist only […]
Chapter 1 such as for motion or as determined on different clocks
Chapter: Chapter 1 Learning Objectives: LO 1.1.0 Solve problems related to measuring things, including length. LO 1.1.1 Identify the base quantities in the SI system. LO 1.1.2 Name the most frequently used prefixes for SI units. LO 1.1.3 Change units […]
Chapter 10 2 A gas mixture of Ne and Ar has a total pressure of
20) The temperature of a sample of CH4 gas (10.34 g) in a 50.0 L vessel at 1.33 atm is __________ °C. A) 984 B) -195 C) 195 D) 1260 E) -1260 Answer: A Diff: 3 Page Ref: Sec. 10.4 […]
Chapter 10 1 column of liquid is equal to the product of the height
Chemistry: The Central Science, 12e (Brown et al.) Chapter 10 Gases 10.1 Multiple Choice Questions 1) Which of the following statements about gases is false? A) Gases are highly compressible. B) Distances between molecules of gas are very large compared […]
Chapter 9 2 For Molecule With The Formula Ab3 The
84) Structural changes around a double bond in the __________ portion of the rhodopsin molecule trigger the chemical reactions that result in vision. A) protein B) opsin C) retinal D) cones E) rods Answer: C Diff: 3 Page Ref: Sec. […]
Chapter 18 1 who will appear before the end of the world is known as
152 Chapter 18: The Shī‘ah Alternative and Regional Developments Fill in Blank 1. A temporary marriage is known as a _________. 2. The “divinely guided one” who will appear before the end of the world is known as the __________. […]