Table1: Rate of
Hydrogen and Oxygen Production Using Sulfuric Acid
|
Concentration
of H2SO4 |
Voltage Used |
Volume of H2 Produced |
Volume of O2 Produced |
Time Taken (Minutes) |
Rate of Gas Production |
|
|
O2 |
H2 |
|||||
|
0.0
mol/L = 0% |
9V |
0 |
0 |
10 |
0 |
0 |
|
0.1
mol/ L = 0.5% |
9V |
1mL |
0.5 mL |
10 |
0.05
mL/ min. |
0.1
mL/min. |
|
1.0
mol/L =5% |
9V |
14 mL |
7 mL |
10 |
0.5 mL/min. |
1 mL/ min. |
|
2.0
mol/L = 10% |
9V |
14 mL |
7 mL |
10 |
0.7 mL/min. |
1.4
mL/ min. |
Table
2: Rate of Hydrogen and Oxygen Production Using Lemon and Vinegar
|
Concentration |
Voltage used |
Volume of H2 Produced |
Volume of O2 Produced |
Time Taken |
Rate of Gas Production |
|
|
H2 |
O2 |
|||||
|
5% Vinegar |
9V-15V |
0.2 |
0.0 |
8 min. |
0.025mL/min. |
0.0 |
|
Lemon concentrated |
9V-15V |
0.3 |
0.0 |
15 min. |
0.02 mL/ min. |
0.0 |
|
Hydrochloric acid (0.1 mol/L) |
9V-15V |
0.0 |
0.0 |
10 |
0.0 |
0.0 |
Table
3: Comparisons of Different Sources of Light For The Solar Panel
|
Sources of Light |
Voltage |
Current |
Rate of Gas Production |
|
Fluorescence Light |
2.88 V |
5.6 mA |
Low |
|
Photoflood Light 120 V |
6.2 V |
6.6 mA |
Medium |
|
Incandescence Light- 500W |
5.5 V |
49.5 mA |
High |
|
Photoflood Light and Incandescent Light |
9.7 V |
92 mA |
Very High |
|
Cloudy Day |
5.4 V |
44 mA |
High |
|
|
6.6 V |
49 mA |
High |
|
Sunny Day |
18.96 V |
|
Very High |
Table
4: (Rate of) Hydrogen and Oxygen Production Using 10% H2SO4 On a Winter Sunny
Day
|
Voltage (V) |
Amount of H2 Produced |
Amount of O2 Produced |
Time Taken |
|
16.90 |
8.0 mL |
3.3 mL |
5 min. |
|
17.91 |
8.5 mL |
3.7 mL |
5 min. |
|
18.96 |
9.8 mL |
5 mL |
5 min. |
|
17.39 |
8.0 mL |
3.5 mL |
5 min. |
Table
5: Rate of Gas Production Using Solar Panel and Different Voltages
|
Rate of H2 Production |
Rate of O2 Production |
Revolutions Per Minute |
|
1.6 mL/min. |
0.66 mL/min. |
10 RPM |
|
1.7 mL/min. |
0.74 mL/min. |
10 RPM |
|
1.96 mL/min. |
1 mL/min. |
10 RPM |
|
1.6 mL/min. |
0.7 mL/min. |
10 RPM |