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Chapter 1 1 What The Correct Answer The Following
Test Bank General Chemistry, 10th edition 1 Chapter 1 – Chemistry and Measurement 1. What is a scientific theory? A) It is a collection of experimental data. B) It is an assertion of scientific fact. C) It is a guess […]
Chapter 1 2 what is the surface area of the earth expressed
A) 10–12 g. B) 10–8 g. C) 10–6 g. D) 10–9 g. E) 10–10 g. ANS: D PTS: 1 DIF: moderate REF: 1.6 OBJ: Become familiar with the SI (metric) system of units including the SI prefixes. TOP: general concepts […]
Chapter 10 1 What is the electron geometry (or electron arrangement)
Test Bank General Chemistry, 10th edition 1 Chapter 10 – Molecular Geometry and Chemical Bonding Theory 1. Which molecule or ion does not have a trigonal pyramidal molecular geometry? A) PO33– B) SO32– C) NI3 D) BF3 E) XeO3 2. […]
Chapter 10 2 Which of the following concerning molecular geometry
59. Which of the following concerning molecular geometry and dipole moments is/are correct? 1. Only molecules with polar bonds may have a permanent dipole moment. 2. All molecules with polar bonds have a permanent dipole moment. 3. All square planar […]
Chapter 11 1 The Fraction Molecules With Enough Energy Escape
Chapter 11 – States of Matter: Liquids and Solids 1. Which of the following statements concerning liquids is incorrect? A) The volume of a liquid changes very little with pressure. B) Liquids are relatively incompressible. C) Liquid molecules move slowly […]
Chapter 11 2 Calcium Crystallizes Face centered Cubic Lattice The
64. Rank the following in order of increasing normal boiling point: N2, O2, Br2, Xe. A) N2 < O2 < Xe < Br2 B) O2 < N2 < Xe < Br2 C) Br2 < Xe < N2 < O2 D) […]
Chapter 12 1 for a solution containing only one solute dissolved in a solvent
Chapter 12 – Solutions 1. Which of the following concerning solutions is/are correct? 1. The solvent in a mixture of gases is generally considered to be the substance in greater amount. 2. The solid dissolved in a solution is known […]
Chapter 12 2 has a value for the molal freezing-point-depression constant
Test Bank General Chemistry, 10th edition 19 63. What is the mole fraction of urea, CH4N2O, in an aqueous solution that is 36% urea by mass? A) 0.14 B) 0.86 C) 0.36 D) 0.55 E) 0.65 ANS: A PTS: 1 […]
Chapter 13 1 how long would it take for A to be 94.8% consumed
Chapter 13 – Rates of Reaction 1. Nitric oxide reacts with hydrogen at a measurable rate at 1000 K according to the following equation: 2NO + 2H2 → N2 + 2H2O The experimental rate law is Rate = k[NO]2[H2]. If […]
Chapter 13 2 Cyclopropane C3h6 Reacts Form Its
Test Bank General Chemistry, 10th edition 21 57. Dinitrogen tetroxide decomposes to form nitrogen dioxide in a second-order reaction: N2O4(g) → 2NO2(g) At 400.0 K, the rate constant for this reaction has been measured to be 2.9 108 L/(mol […]
Chapter 13 3 The Following Mechanism Has Been
Test Bank General Chemistry, 10th edition 32 89. The Arrhenius equation, expresses the dependence of the rate constant on the reaction temperature. The slope of a plot of ln(k) versus 1/T is equal to A) B) C) D) E) 90. […]
Chapter 14 1 The Ostwald process converts ammonia (NH3) to nitric oxide
Chapter 14 – Chemical Equilibrium 1. Which of the following statements is true in a reaction system at equilibrium? A) The equilibrium constant is zero. B) The number of collisions per unit time between reactants is equal to the number […]
Chapter 14 2 What The Reaction Quotient Q For
50. For the reaction TlCl(s) Tl+(aq) + Cl−(aq), Kc = 1.8 10−4 at 25C. Which of the following concerning a 125 mL solution containing 1.342 10−2 M Tl+, 4.472 10−3 M Cl− and a large excess of TlCl(s) is/are correct? […]
Chapter 15 1 Which The Following Concerning The Relative Strength
Chapter 15 – Acids and Bases 1. Which of the following reactions is not readily explained by the Arrhenius concept of acids and bases? A) HCl(g) + NH3(g) → NH4Cl(s) B) HCl(aq) + NaOH(aq) → NaCl(aq) + H2O(l) C) HClO4(aq) […]
Chapter 15 2 What The Equilibrium Concentration Amide Ion
43. The equilibrium constant for the autonionization of water (shown below) increases with increasing temperature, from 1.01 x10–14 at 25C to 5.31 x10–14 at 50C. H2O(l) + H2O(l) H3O+(aq) + OH–(aq) Which of the following statements is consistent with this […]
Chapter 16 1 what is the equilibrium concentration of chloroacetic acid
Chapter 16 – Acid-Base Equilibria 1. For which of the following equilibria does Kc correspond to an acid-ionization constant, Ka? A) NH3(aq) + H3O+(aq) NH4+(aq) + H2O(l) B) NH4+(aq) + OH–(aq) NH3(aq) + H2O(l) C) F–(aq) + H2O(l) HF(aq) + […]
Chapter 16 2 What 25c For The Following Equilibrium
ANS: D PTS: 1 DIF: difficult REF: 16.3 OBJ: Calculate concentrations of species in a weak base solution using Kb. (Example 16.5) TOP: acids and bases | solutions of a weak acid or base KEY: base-ionization equilibria MSC: general chemistry […]
Chapter 16 3 What The Hydrogenion Concentration Solution That
108. Which of the following solutions will not yield an effective NaH2PO4/Na2HPO4 buffer? A) 2.0 M NaH2PO4 + 1.0 M NaOH B) 1.0 M NaH2PO4 + 1.0 M Na2HPO4 C) 1.0 M H3PO4 + 1.0 M Na3PO4 D) 2.0 M […]
Chapter 17 1 what is the KSP of this sparingly soluble salt
Test Bank General Chemistry, 10th edition 1 Chapter 17 – Solubility and Complex-Ion Equilibria 1. Cation C and anion A form an ionic compound for which Ksp = s2, where s is the molar solubility of the ionic compound. Which […]
Chapter 17 2 What The Maximum Hydroxideion Concentration That
60. Suppose 50.00 mL of 2.0 10–6 M Fe(NO3)3 is added to 50.00 mL of 2.0 10–4 M KIO3. Which of the following statements is true? For Fe(IO3)3, Ksp = 1.0 10–14. A) A precipitate forms because Qc […]
Chapter 18 1 18 The Standard Enthalpy Vaporization Freon10 Ccl4
Test Bank General Chemistry, 10th edition 1 Chapter 18 – Thermodynamics and Equilibrium 1. Which of the following is not a state function? A) w B) H C) P D) U E) T 2. According to the first law of […]
Chapter 18 2 whereas it is spontaneous at room temperature
A) –55.6 kJ/mol B) –164.0 kJ/mol C) 55.6 kJ/mol D) 164.0 kJ/mol E) 98.6 kJ/mol ANS: A PTS: 1 DIF: easy REF: 18.4 OBJ: Calculate deltaG from standard free energies of formation. (Example 18.5) TOP: thermochemistry | thermodynamics 52. Consider […]
Chapter 19 1 When balancing oxidation–reduction reactions in acidic solution
Chapter 19 – Electrochemistry 1. When balancing oxidation–reduction reactions in acidic solution by the half-reaction method, the addition of the reactant H+ is required to balance the product A) O2. B) OH–. C) O. D) H2O. E) none of these […]
Chapter 19 2 Which of the following reactions will proceed spontaneously
Which of the following reactions will proceed spontaneously from left to right under standard-state conditions? A) Mg(s) + 2Cu2+(aq) → Mg2+(aq) + 2Cu+(aq) B) V2+(aq) + 2Cu+(aq) → V(s) + 2Cu2+(aq) C) Mg2+(aq) + 2Cu+(aq) → 2Cu2+(aq) + Mg(s) D) […]
Chapter 19 3 What The Value The Reaction Quotient
91. What is the value of the reaction quotient, Q, for the voltaic cell constructed from the following two half-reactions when the Zn2+ concentration is 0.0120 M and the Ag+ concentration is 1.31 M? A) 9.16 10–3 B) 6.99 […]
Chapter 2 1 how many arsenic atoms are present in this sample
Test Bank General Chemistry, 10th edition 1 Chapter 2 – Atoms, Molecules, and Ions 1. Which of the following is/are postulates of Dalton’s atomic theory? 1. Atoms combine in fixed ratios of whole numbers. 2. Atoms of each element have […]
Chapter 2 2 Which of the following statements is true about one formula
OBJ: Define ion, cation, and anion. TOP: early atomic theory | chemical substance 71. Which of the following statements is true about one formula unit of SrBr2? A) It is composed of one Sr atom and one Br2 molecule. B) […]
Chapter 2 3 What is the formula for sodium peroxide
Test Bank General Chemistry, 10th edition 32 C) Al2F. D) AlF4. E) AlF2. 116. The formula for potassium carbonate is A) P2C. B) K2CO3. C) Po2CO3. D) P2CO3. E) K2C. ANS: B PTS: 1 DIF: easy REF: 2.8 OBJ: Write […]
Chapter 20 1 Which Particle Has Charge And Produced During
Test Bank General Chemistry, 10th edition 1 Chapter 20 – Nuclear Chemistry 1. Which particle does the nuclide symbol represent? A) helium nucleus B) electron C) positron D) proton E) gamma photon 2. Which of the following concerning nuclear […]
Chapter 20 2 what is the decay constant of this isotope
Test Bank General Chemistry, 10th edition 16 A) 1 only B) 2 only C) 3 only D) 1 and 2 E) 1, 2, and 3 53. Which of the following corresponds to the most rapid nuclear decay? A) t1/2 = […]
Chapter 21 1 Atom Deuterium About Three Times The Mass
Test Bank General Chemistry, 10th edition 1 Chapter 21 – Chemistry of the Main-Group Metals 1. Within a group, as the atomic numbers of the elements increase, the A) ionization energies decrease. B) atomic masses decrease. C) elements become less […]
Chapter 21 2 Ammonia is the conjugate acid of the strongly basic nitride
ANS: D PTS: 1 DIF: easy REF: 21.7 OBJ: Describe some properties of hydrogen. TOP: main group chemistry | main-group nonmetal 64. Which of the following reactions does not represent a commercial method for preparing hydrogen gas? A) C3H8(g) + […]
Chapter 22 1 Viibcovalent Radii Uniformly Decrease From Left Right
Chapter 22 – The Transition Elements and Coordination Compounds 1. Which of the following is not a transition-metal? A) cobalt B) ruthenium C) rhodium D) vanadium E) aluminum ANS: E PTS: 1 DIF: easy REF: 22.1 OBJ: Identify the transition […]
Chapter 22 2 Pairing Energy Greater Than Crystal Field Splitting
42. What is the correct IUPAC name for [AuCl4(H2O)2]–? A) diaquatetrachloroaurate(I) ion B) diaquatetrachloroaurate(III) ion C) diaquatetrachloroaurate(0) ion D) diaquatetrachlorogold(III) ion E) diaquatetrachlorogold(I) ion ANS: B PTS: 1 DIF: easy REF: 22.4 OBJ: Write the IUPAC name given the structural […]
Chapter 23 1 what is the iupac name for the molecule given below
Chapter 23 – Organic Chemistry 1. Which of the following structures is incorrect? A) B) C) D) E) ANS: A PTS: 1 DIF: easy REF: 23.1 OBJ: Describe the ways in which carbon typically bonds. TOP: carbon atom | bonding […]
Chapter 23 2 What is the condensed structural formula of the propyl group
Test Bank General Chemistry, 10th edition 15 44. What is the condensed structural formula of the propyl group? A) B) C) D) E) ANS: A PTS: 1 DIF: easy REF: 23.5 OBJ: Write the structural formula of an alkane given […]
Chapter 24 1 Which of the following is not an addition polymer
Test Bank General Chemistry, 10th edition 1 Chapter 24 – Polymer Materials: Synthetic and Biological 1. Consider the polymer drawn below: What monomer(s) could produce the above polymer? A) CH2 = CH2 and CH3CH = CH2 B) CH3CH = CHCH3 […]
Chapter 24 2 What Are The Building Blocks Nucleic Acidsa
27. Which of the following is an amino acid? A) B) C) D) E) ANS: E PTS: 1 DIF: easy REF: 24.3 OBJ: Define proteins and amino acids. TOP: polymer | biological polymer KEY: protein | amino acid MSC: general […]
Chapter 3 1 Single Molecule Polystryene Has The Repeating Unit
Chapter 3 – Calculations with Chemical Formulas and Equations 1. The molecular formula of a particular solid is C8H6O8. Its molecular mass is A) 352 amu. B) 118 amu. C) 364 amu. D) 230 amu. E) 226 amu. ANS: D […]
Chapter 3 2 A sample containing only carbon, hydrogen, phosphorus
Test Bank General Chemistry, 10th edition 21 79. A sample containing only carbon, hydrogen, phosphorus, and oxygen is subjected to elemental analysis. After complete combustion, a 0.4946-g sample of the compound yields 0.7092 g of CO2, 0.4355 g of H2O, […]
Chapter 3 3 Which Substance The Limiting Reactant a H2ob Cc
E) 4.54 mol ANS: A PTS: 1 DIF: moderate REF: 3.7 OBJ: Relate the quantities of reactant to the quantity of product. (Example 3.13) TOP: stoichiometry | stoichiometry calculation KEY: amounts of substances MSC: general chemistry 117. Calculate the number […]
Chapter 4 1 Which of the following concerning electrolytes and nonelectrolytes
Chapter 4 – Chemical Reactions 1. Which of the following concerning electrolytes and nonelectrolytes is/are true? 1. Some molecular substances are electrolytes. 2. All electrolytes are ionic substances. 3. Strong electrolytes partially ionize in solution. A) 1 only B) 2 […]
Chapter 4 2 The net ionic equation for the reaction between aqueous ammonia
Test Bank General Chemistry, 10th edition 21 75. The net ionic equation for the reaction between aqueous ammonia and hydrobromic acid is A) HBr(aq) + NH3(aq) → NH4Br(aq). B) H+(aq) + OH–(aq) → H2O(l). C) HBr(aq) + OH–(aq) → Br–(aq) […]
Chapter 4 3 what was the concentration of the weak base
Test Bank General Chemistry, 10th edition 35 126. What is the balanced oxidation half-reaction provided below? Zn(s) + 2H+(aq) → Zn2+(aq) + H2(g) A) Zn2+(aq) + 2e− → Zn(s) B) Zn2+(aq) + e− → Zn(s) C) Zn(s) → Zn2+(aq) + […]
Chapter 5 1 what is this pressure in units of bar
Test Bank General Chemistry, 10th edition 1 Chapter 5 – The Gaseous State 1. Which of the following concerning a barometer or manometer is/are true? 1. Pressure is directly proportional to the height of the liquid used in the device. […]
Chapter 5 2 Calcium Nitrate Will React With Ammonium
58. A 1.00-L sample of a gas at STP has a mass of 1.16 g. The molar mass of the gas is A) 5.18 g/mol. B) 26.0 g/mol. C) 22.4 g/mol. D) 44.8 g/mol. E) 193 g/mol. ANS: B PTS: […]
Chapter 6 1 What The Kinetic Energy 2000lb Car Traveling
Chapter 6 – Thermochemistry 1. The energy associated with the separation of two electrical charges is called _____. A) heat B) internal energy C) temperature D) kinetic energy E) potential energy ANS: E PTS: 1 DIF: easy REF: 6.1 OBJ: […]
Chapter 6 2 How Much Heat Must Applied 183g
64. A 170.0-g sample of metal at 79.00°C is added to 170.0 g of H2O(l) at 14.00°C in an insulated container. The temperature rises to 16.19°C. Neglecting the heat capacity of the container, what is the specific heat of the […]
Chapter 7 1 What The Wavelength Photon Having Frequency
Chapter 7 – Quantum Theory of the Atom 1. What is the wavelength of a photon having a frequency of 64.6 THz? (1 THz = 1015 Hz, c = 3.00 m/s, h = 6.63 10–34 J […]
Chapter 7 2 What The Wavelength Electron Traveling 759
37. What is the wavelength of an electron traveling at 7.59% of the speed of light? () A) B) C) D) E) ANS: C PTS: 1 DIF: moderate REF: 7.4 OBJ: Calculate the wavelength of a moving particle. (Example 7.5) […]
Chapter 8 1 Top atomic Theory Electronic Structure Atoms key Electron Configuration
Test Bank General Chemistry, 10th edition 1 Chapter 8 – Electron Configurations and Periodicity 1. The Pauli exclusion principle states that A) the wavelength of a photon of light times its frequency is equal to the speed of light. B) […]
Chapter 8 2 Which of the following orbital diagrams represents
Test Bank General Chemistry, 10th edition 15 50. Which of the following orbital diagrams represents a paramagnetic atom? 1s 2s 2p A) B) C) D) E) 51. Which of the following atoms is paramagnetic in its ground state? A) tin […]
Chapter 9 1 Which of the following concerning Coulomb’s law is
Test Bank General Chemistry, 10th edition 1 Chapter 9 – Ionic and Covalent Bonding 1. In which pair do both compounds exhibit predominantly ionic bonding? A) RbCl and CaO B) PCl5 and HF C) KI and O3 D) Na2SO3 and […]
Chapter 9 2 How many valence electrons are present in the Lewis
71. Which one of the following has a Lewis formula most similar to that of NO–? A) O2 B) O22– C) O2– D) NO+ E) NO ANS: A PTS: 1 DIF: moderate REF: 9.6 OBJ: Write Lewis formulas having including […]