The Hall process is an important method by which pure aluminum is prepared from its oxide (alumina, Al 2 O 3 ) by indirect reaction with graphite (carbon). Balance the following equation, which is a simplified representation of this process. m:math> Al 2 O 3 ( s ) + C ( s ) → Al ( s ) + CO 2 ( g )
The Hall process is an important method by which pure aluminum is prepared from its oxide (alumina, Al 2 O 3 ) by indirect reaction with graphite (carbon). Balance the following equation, which is a simplified representation of this process. m:math> Al 2 O 3 ( s ) + C ( s ) → Al ( s ) + CO 2 ( g )
Solution Summary: The author explains that balancing a chemical equation is important to make it follow the conservation mass of law.
The Hall process is an important method by which pure aluminum is prepared from its oxide (alumina,
Al
2
O
3
) by indirect reaction with graphite (carbon). Balance the following equation, which is a simplified representation of this process.
m:math>
Al
2
O
3
(
s
)
+
C
(
s
)
→
Al
(
s
)
+
CO
2
(
g
)
==
Vid4Q2
Unanswered
☑
Provide IUPAC name of product in the reaction
below
A 3,4-dimethylcyclohexene
B 1,2-dimethylcyclohexane
C 1,2-dimethylcyclohexene
D 3,4-dimethylcyclohexane
H₂
Pd
5.
Use the MS data to answer the questions on the next page.
14.0
1.4
15.0
8.1
100-
MS-IW-5644
26.0
2.8
27.0
6.7
28.0
1.8
29.0
80
4.4
38.0
1.0
39.0
1.5
41.0
1.2
42.0
11.2
43.0
100.0
44.0
4.3
79.0
1.9
80.0
2.6
Relative Intensity
40
81.0
1.9
82.0
2.5
93.0
8.7
20-
95.0
8.2
121.0
2.0
123.0
2.0
136.0
11.8
0
138.0
11.5
20
40
8.
60
a.
Br
- 0
80
100
120
140
160
180
200
220
m/z
Identify the m/z of the base peak and molecular ion.
2
b.
Draw structures for each of the following fragments (include electrons and charges): 43.0, 93.0,
95.0, 136.0, and 138.0 m/z.
C.
Draw a reasonable a-fragmentation mechanism for the fragmentation of the molecular ion to
fragment 43.0 m/z. Be sure to include all electrons and formal charges.
6. Using the values provided in Appendix E of your lab manual, calculate the monoisotopic mass for the pyridinium
ion (CsH6N) and show your work.
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