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Author Question: Metallic solids do not exhibit ________. A) excellent thermal conductivity B) excellent ... (Read 126 times)

RODY.ELKHALIL

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Metallic solids do not exhibit ________.
 
  A) excellent thermal conductivity
  B) excellent electrical conductivity
  C) variable hardness
  D) extreme brittleness
  E) variable melting point

Question 2

The balanced reaction between aqueous potassium hydroxide and aqueous acetic acid is ________.
 
  A) KOH (aq) + HC2H3O2 (aq)  OH- (l) + HC2H3O2+ (aq) + K (s)
  B) KOH (aq) + HC2H3O2 (aq)  H2O (l) + KC2H3O2 (aq)
  C) KOH (aq) + HC2H3O2 (aq)  H2C2H3O3 (aq) + K (s)
  D) KOH (aq) + HC2H3O2 (aq)  KC2H3O3 (aq) + H2 (g)
  E) KOH (aq) + HC2H3O2 (aq)  H2KC2H3O (aq) + O2 (g)

Question 3

The molar concentration of hydroxide ion in pure water at 25 C is ________.
 
  A) 1.00
  B) 0.00
  C) 1.0  10-14
  D) 1.0  10-7
  E) 7.00


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