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Author Question: The value of H for the formation of calcium chloride from its constituent elements, Ca (s) + Cl2 (g) ... (Read 86 times)

crobinson2013

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The value of H for the formation of calcium chloride from its constituent elements, Ca (s) + Cl2 (g)  CaCl2 (s) is ________ kJ/mol.
 
  A) 0.00
  B) -397.9
  C) +397.9
  D) -795.8
  E) +795.8

Question 2

The central atom in a certain molecule has 1 nonbonded electron pairs and 2 bonded electron pairs in its valence shell. The molecular geometry of this molecule is ________.
 
  A) tetrahedral
  B) bent
  C) seesaw
  D) trigonal bipyrimidal
  E) trigonal pyramidal


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potomatos

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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crobinson2013

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Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)


pangili4

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Reply 3 on: Yesterday
Excellent

 

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