Use the simulation (http://openstaxcollege.org/l/16MolecPolarity) to perform the following exercises for a two-atom molecule: (a) Adjust the electronegativity value so the bond dipole is pointing toward B. Then determine what the electronegativity values must be to switch the dipole so that it points toward A. (b) With a partial positive charge on A, turn on the electric field and describe what happens. (c) With a small partial negative charge on A, turn on the electric field and describe what happens. (d) Reset all, and then with a large partial negative charge on A, turn on the electric field and describe what happens.
Use the simulation (http://openstaxcollege.org/l/16MolecPolarity) to perform the following exercises for a two-atom molecule: (a) Adjust the electronegativity value so the bond dipole is pointing toward B. Then determine what the electronegativity values must be to switch the dipole so that it points toward A. (b) With a partial positive charge on A, turn on the electric field and describe what happens. (c) With a small partial negative charge on A, turn on the electric field and describe what happens. (d) Reset all, and then with a large partial negative charge on A, turn on the electric field and describe what happens.
Use the simulation (http://openstaxcollege.org/l/16MolecPolarity) to perform the following exercises for a two-atom molecule:
(a) Adjust the electronegativity value so the bond dipole is pointing toward B. Then determine what the electronegativity values must be to switch the dipole so that it points toward A.
(b) With a partial positive charge on A, turn on the electric field and describe what happens.
(c) With a small partial negative charge on A, turn on the electric field and describe what happens.
(d) Reset all, and then with a large partial negative charge on A, turn on the electric field and describe what happens.
Experiment 1
Data Table 1: Conservation of Mass - Initial Mass
Data Table 1
Data Table 2
Data Table 3
Data Table 4
Panel 1
Photo 1
Data Table 5
Reaction Mass of test tube and 5.0% HC₂H₂O2 (g)
#
(A)
(B)
Mass of NaHCO, (g) Mass of balloon and NaHCO, (g)
(C)
0.10
1
0829
14.38g
0.20
2
0.929
14.29g
0.35
1.00g
3
14.25g
0.50
1.14g
14.29
Experiment 1
Data Table 2: Moles of HC2H3O2
Reaction Volume of Mass of
Moles of HC₂H₂O₂
5.0%
Vinegar
(g)
(ML)
5.0
0.25
0042 mol
2
5.0
0.25
0042 mol
3
5.0
0.25
0042 mol
5.0
0.25
0042 mol
Experiment 1
Data Table 3: Moles of NaHCO3
Reaction Mass of NaHCO (g)
10g
20g
35g
50g
Experiment 1
Data Table 4: Theoretical Yield of CO₂
Reaction #
1
2
3
Experiment 1
Total mass before reaction (g)
(D=A+C)
15.29
15.21g
15.25g
15.349
Exercise 1
Data Table 1
Data Table 2
Data Table 3
Data Table 4
Panel 1
Photo 1
Data Table 5
Exercise 1-
Data Table 1
Data Table 2
DataTable 3
Data Table 4
Panel 1
Photo 1
Data Table 5
Exercise 1-
Moles of NaHCO
0012 mol
0025 mol
0044 mol
0062 mol…
The chemical reaction you investigated is a two-step reaction. What type of reaction occurs in each step? How did you determine your answer?
What is the relationship between the limiting reactant and theoretical yield of CO2?
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