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Q. What is the effect of dilution on the pH of a strong acid?
  • A. pH increases
  • B. pH decreases
  • C. pH remains constant
  • D. pH becomes neutral
Q. What is the effect of dilution on the pH of a weak acid solution?
  • A. pH decreases
  • B. pH increases
  • C. pH remains constant
  • D. pH becomes neutral
Q. What is the effect of doping a semiconductor with acceptor impurities?
  • A. Increases electron concentration
  • B. Increases hole concentration
  • C. Decreases conductivity
  • D. No effect
Q. What is the effect of doping a semiconductor with donor atoms?
  • A. Increases hole concentration
  • B. Increases electron concentration
  • C. Decreases conductivity
  • D. Creates a depletion region
Q. What is the effect of doping a semiconductor with trivalent atoms?
  • A. Creates n-type
  • B. Creates p-type
  • C. No effect
  • D. Increases resistance
Q. What is the effect of doping a semiconductor?
  • A. Increases resistance
  • B. Decreases resistance
  • C. No effect
  • D. Makes it an insulator
Q. What is the effect of doping on the conductivity of a semiconductor?
  • A. Decreases conductivity
  • B. Increases conductivity
  • C. No effect
  • D. Makes it an insulator
Q. What is the effect of doping on the conductivity of semiconductors?
  • A. Decreases conductivity
  • B. Increases conductivity
  • C. No effect
  • D. Makes it insulative
Q. What is the effect of doubling the distance from a long straight wire on the magnetic field strength?
  • A. It doubles the magnetic field strength
  • B. It halves the magnetic field strength
  • C. It quadruples the magnetic field strength
  • D. It has no effect on the magnetic field strength
Q. What is the effect of electron-donating groups on the basicity of amines?
  • A. Increase basicity
  • B. Decrease basicity
  • C. No effect
  • D. Depends on the solvent
Q. What is the effect of electron-withdrawing groups on the basicity of amines?
  • A. Increase basicity
  • B. Decrease basicity
  • C. No effect
  • D. Varies with the group
Q. What is the effect of increasing electronegativity difference on bond character?
  • A. Increases covalent character
  • B. Decreases ionic character
  • C. Increases ionic character
  • D. No effect
Q. What is the effect of increasing pressure on the boiling point of a liquid?
  • A. Boiling point decreases
  • B. Boiling point increases
  • C. No effect
  • D. Boiling point becomes constant
Q. What is the effect of increasing temperature on a reaction with a negative ΔH and positive ΔS?
  • A. It makes ΔG more negative.
  • B. It makes ΔG less negative.
  • C. It has no effect on ΔG.
  • D. It makes ΔG positive.
Q. What is the effect of increasing temperature on a reaction with ΔH > 0 and ΔS < 0?
  • A. Increases spontaneity
  • B. Decreases spontaneity
  • C. No effect on spontaneity
  • D. Makes it spontaneous at high temperatures
Q. What is the effect of increasing temperature on an exothermic reaction at equilibrium?
  • A. Shift to the right
  • B. Shift to the left
  • C. No change
  • D. Increase the rate of reaction
Q. What is the effect of increasing temperature on physisorption?
  • A. Increases adsorption
  • B. Decreases adsorption
  • C. No effect
  • D. Depends on the adsorbate
Q. What is the effect of increasing temperature on the cell potential according to the Nernst equation?
  • A. Increases cell potential
  • B. Decreases cell potential
  • C. No effect
  • D. Depends on the reaction
Q. What is the effect of increasing temperature on the cell potential?
  • A. Increases
  • B. Decreases
  • C. Remains constant
  • D. Depends on the reaction
Q. What is the effect of increasing temperature on the density of a gas?
  • A. Increases density
  • B. Decreases density
  • C. No effect
  • D. Depends on pressure
Q. What is the effect of increasing temperature on the density of liquids?
  • A. Density increases
  • B. Density decreases
  • C. Density remains constant
  • D. Density fluctuates randomly
Q. What is the effect of increasing temperature on the entropy of a substance?
  • A. Entropy decreases
  • B. Entropy increases
  • C. Entropy remains constant
  • D. Entropy becomes zero
Q. What is the effect of increasing temperature on the entropy of a system?
  • A. Increases entropy
  • B. Decreases entropy
  • C. No effect
  • D. Depends on the system
Q. What is the effect of increasing temperature on the equilibrium constant Kc for an endothermic reaction?
  • A. Kc increases
  • B. Kc decreases
  • C. Kc remains constant
  • D. Kc becomes zero
Q. What is the effect of increasing temperature on the equilibrium constant of an endothermic reaction?
  • A. Increases
  • B. Decreases
  • C. No effect
  • D. Depends on the reaction
Q. What is the effect of increasing temperature on the equilibrium constant of an exothermic reaction?
  • A. Increases
  • B. Decreases
  • C. Remains the same
  • D. Becomes zero
Q. What is the effect of increasing temperature on the kinetic energy of gas molecules?
  • A. Increases kinetic energy
  • B. Decreases kinetic energy
  • C. No effect
  • D. Depends on the gas
Q. What is the effect of increasing temperature on the kinetic energy of gas particles?
  • A. It decreases kinetic energy.
  • B. It has no effect.
  • C. It increases kinetic energy.
  • D. It causes phase change.
Q. What is the effect of increasing temperature on the kinetic energy of particles in a substance?
  • A. Kinetic energy decreases
  • B. Kinetic energy remains constant
  • C. Kinetic energy increases
  • D. Kinetic energy fluctuates
Q. What is the effect of increasing temperature on the pressure of a gas at constant volume?
  • A. Pressure decreases
  • B. Pressure remains constant
  • C. Pressure increases
  • D. Pressure fluctuates
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