answer the following questions: 1.Use the born- Haber Cycle to find the lattice

Question

answer the following questions:

1.Use the born- Haber Cycle to find the lattice energy for calcium fluoride.

delta H^0(sublimation of Ca)=121kJ/mol, and delta H^0(formation of calcium fluoride)=-741kJ/mol

2.Use valence bond theoryto describe all of the bonds in the following molecules or Ions.

a. Sulfur trioxide b. Carbondioxide

3. Using bond enerrgy data, what is the delta H^0 for the following reaction?

CH3OH(g)+H2S(g) = CH3SH(g)+H2O(g)

4. Draw the lewis dot structures for the following molecules/Ions.Show the magnitude and direction of the dipoles.What is the overal dipole moments of molecules/Ions?

Explanation / Answer

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