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Author Question: Which of the following has dispersion forces as its only intermolecular force? A) CH4 B) HCl C) ... (Read 285 times)

charchew

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on: Aug 27, 2018
Which of the following has dispersion forces as its only intermolecular force?
 
  A) CH4
  B) HCl
  C) C6H13NH2
  D) NaCl
  E) CH3Cl

Question 2

Given the following reactions
 
  Fe2O3 (s) + 3CO (s)  2Fe (s) + 3CO2 (g) H = -28.0 kJ
 
   3Fe (s) + 4CO2 (s)  4CO (g) + Fe3O4 (s) H = +12.5 kJ
 
  the enthalpy of the reaction of Fe2O3 with CO
 
   3Fe2O3 (s) + CO (g)  CO2 (g) + 2 Fe3O4 (s)
 
  is ________ kJ.
  A) -59.0
  B) 40.5
  C) -15.5
  D) -109
  E) +109

Question 3

The symbol for the element phosphorus is ________.
 
  A) Pt
  B) K
  C) P
  D) S
  E) Ca


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Dinolord

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Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

A

Answer to Question 3

C


charchew

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Reply 2 on: Aug 27, 2018
:D TYSM

JaynaD87

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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