1. Perform the following calculations for Mg(s) a) Calculate the vapor pressure of water at the temperature of your experiment (see appendix 1) b) Calculate the pressure (in kPa) of the water column formed by the difference in the solution levels inside and outside the gas burette (i.e. convert from mm H2O to kPa) c) Calculate the pressure (bar) exerted by the hydrogen gas alone d) Calculate the number of moles of H2(g) Produced in the reaction of Mg(s) with HCl(aq), Mg(s) is the limiting reactant e) Calculate the value of the ideal gas constant, R (L bar mol-1 K-1)
1. Perform the following calculations for Mg(s) a) Calculate the vapor pressure of water at the temperature of your experiment (see appendix 1) b) Calculate the pressure (in kPa) of the water column formed by the difference in the solution levels inside and outside the gas burette (i.e. convert from mm H2O to kPa) c) Calculate the pressure (bar) exerted by the hydrogen gas alone d) Calculate the number of moles of H2(g) Produced in the reaction of Mg(s) with HCl(aq), Mg(s) is the limiting reactant e) Calculate the value of the ideal gas constant, R (L bar mol-1 K-1)
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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1. Perform the following calculations for Mg(s)
a) Calculate the vapor pressure of water at the temperature of your experiment (see appendix 1)
b) Calculate the pressure (in kPa) of the water column formed by the difference in the solution levels inside and outside the gas burette (i.e. convert from mm H2O to kPa)
c) Calculate the pressure (bar) exerted by the hydrogen gas alone
d) Calculate the number of moles of H2(g) Produced in the reaction of Mg(s) with HCl(aq), Mg(s) is the limiting reactant
e) Calculate the value of the ideal gas constant, R (L bar mol-1 K-1)
Appendix and numbers needed are added
Transcribed Image Text:RAW DATA
LABORATORY REPORT
Mass of Mg(s)
Final burette reading for Mg(s) procedure
Difference in solution levels for Mg(s) procedure
Atmospheric pressure, Patm (provided by lab instructor)
Temperature
of trapped gas (provided by lab instructor)
0.0769
77.42
138
102.5
18.5
mL
mm H₂O
kPa
°C
Transcribed Image Text:APPENDIX 1 VAPOUR PRESSURE OF WATER
Temp
°℃
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0
10.0
11.0
12.0
13.0
14.0
15.0
16.0
Table 3 - The vapor pressure of water from 0 to 105 °C at 1 degree intervals
Temp
°C
34.0
35.0
40.0
45.0
50.0
55.0
60.0
65.0
Pressure
mmHg
4.6
4.9
5.3
5.7
6.1
6.5
7.0
7.5
8.0
8.6
9.2
9.8
10.5
11.2
12.0
12.8
13.6
kPa
0.613
0.653
0.706
0.760
0.813
0.866
0.933
1.00
1.07
1.15
1.23
1.31
1.40
1.49
1.60
1.71
1.81
Temp
°C
17.0
18.0
19.0
20.0
21.0
22.0
23.0
24.0
25.0
26.0
27.0
28.0
29.0
30.0
31.0
32.0
33.0
Pressure
mmHg
14.5
15.5
16.5
17.5
18.7
19.8
21.1
22.4
23.8
25.2
26.7
28.3
30.0
31.8
33.7
35.7
37.7
kPa
1.93
2.07
2.20
2.33
2.49
2.64
2.81
2.99
3.17
3.36
3.56
3.77
4.00
4.24
4.49
4.76
5.03
70.0
75.0
80.0
85.0
90.0
95.0
100.0
105.0
Pressure
mmHg
39.9
42.2
55.3
71.9
92.5
118
149
188
233
289
355
434
526
634
760
906
kPa
5.32
5.62
7.37
9.58
12.3
15.7
19.9
25.1
31.1
38.5
47.3
57.8
70.1
84.5
101.3
120.8
FARLY INTERPOLATE USING A TABLE
order to estimate a value that lies between two data points in a table the process of linear interpolation c
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