The equations for two galvanic cells are given. The balanced cell equation and the value of E ° for each cell is to be stated. Concept introduction: The species at the anode undergoes oxidation while the species at the cathode undergoes reduction. The species with higher reduction potential undergoes reduction while the species with lower reduction potential undergoes oxidation. To determine: The balanced cell equation and E ° for the given galvanic cell.
The equations for two galvanic cells are given. The balanced cell equation and the value of E ° for each cell is to be stated. Concept introduction: The species at the anode undergoes oxidation while the species at the cathode undergoes reduction. The species with higher reduction potential undergoes reduction while the species with lower reduction potential undergoes oxidation. To determine: The balanced cell equation and E ° for the given galvanic cell.
Solution Summary: The author explains the balanced cell equation and the value of E° for each galvanic cell.
The equations for two galvanic cells are given. The balanced cell equation and the value of
E° for each cell is to be stated.
Concept introduction:
The species at the anode undergoes oxidation while the species at the cathode undergoes reduction. The species with higher reduction potential undergoes reduction while the species with lower reduction potential undergoes oxidation.
To determine: The balanced cell equation and
E° for the given galvanic cell.
(b)
Interpretation Introduction
Interpretation:
The equations for two galvanic cells are given. The balanced cell equation and the value of
E° for each cell is to be stated.
Concept introduction:
The species at the anode undergoes oxidation while the species at the cathode undergoes reduction. The species with higher reduction potential undergoes reduction while the species with lower reduction potential undergoes oxidation.
To determine: The balanced cell equation and
E° for the given galvanic cell.
The structure of compound 1,3,5-trimethylbenzene (mesitylene) is given below.
How many signals would you expect to find in the 'H NMR spectrum of 1,3,5-trimethylbenzene (mesitylene)?
Check
×
1
How many signals do you expect in the 'H NMR spectrum for this molecule?
CI CI
Cl
Write the answer in the table below.
Also, in each of the drawing areas below is a copy of the molecule, with H atoms shown. In each copy, one of the H atoms is highlighted red. Highlight in red all
other H atoms that would contribute to the same signal as the H already highlighted red.
Note for advanced students: Remember, a multiplet is considered one signal in the 'H NMR spectrum.
1
Number of signals in the 'H NMR spectrum.
☐
For the molecule in the top drawing area, highlight in red any other H atoms that will contribute to the same
signal as the H atom already highlighted red.
If no other H atoms will contribute, check the box at right.
No additional H atoms to highlight in
top molecule
For the molecule in the bottom drawing area, highlight in red any other H atoms that will contribute to the
same signal as the H atom already highlighted red.
If no other H atoms will contribute, check the box at…
wrtie the balanced equation and find the E° when the following half- reactions are combined
Zn2+(aq) + 2e---> Zn(s) E°= -0.763V
Ag+(aq) + e---> Ag (s) E°=+0.799V
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