Solved by verified expert:can you please do, write me a lab report , it is chemistry lab report due tomorrow. please do your best to make good enough and same sa the dis questions needs to be
ali_team_lab_2.xlsx
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Chemistry 147 Data Template
Density and Measurement
Instructions: Yellow section is for data. By end of lab, complete calculations in blue.
Lab Section
c
Group Members
ali
rajeh
Preparation of
Standards
Units
Standard #1
Standard #2
Standard #3
Standard #4
Temperature
Student
22
Expected Salinity Expected Density
Calculated from
Using graph
Volume of Solution
mass and volume
in procedure
ml
ppt
0.5
100
5
1.5
100
15
1
100
10
Mass of salt
g
ali
rajeh
dayshan
Experimental
Density
Experimental
Salinity
Using graph in
Calculated from procedure and
your mass and experimental
volume data
density
Measurement of Standard Solutions
Standard #1
Units
Trial 1
Trial 2
Trial 3
Average
Mass of beaker +
solution
Mass of beaker
Student
ali
49.9
49.994
49.991
Mass of solution
59.9
59.957
59.843
Volume
10
9.963
9.852
10
10
10
1
0.9963
0.9852
0.99815
Error in
Density
5
0.352
should be higher
Experimental
Density
Standard #2
Units
Trial 1
Trial 2
Trial 3
Average
Student
rajeh
Standard #3
Units
Trial 1
Trial 2
Trial 3
Average
Student
dayshan
Mass of beaker +
solution
Mass of beaker
49.075
49.165
49.217
Mass of solution
59.124
59.191
59.222
Mass of beaker +
solution
Mass of beaker
61.674
61.7
61.824
Volume
10.049
10.026
10.005
Mass of solution
71.647
71.869
71.943
Experimental
Salinity
Using graph in
Calculated from procedure and
your mass and experimental
volume data
density
10
10
10
15
7.965
fine, not bad
Experimental Experimental Error in
Density
Salinity
Density
Using graph in
Calculated from procedure and
your mass and experimental
volume data
density
Volume
9.973
10.169
10.119
1.0049
1.0026
1.0005
1.00375
10
10
10
0.9973
1.0169
1.0119
1.0087
10
14.5188
fine, not bad
Experimental
Density
Standard #4
Units
Trial 1
Trial 2
Trial 3
Average
Mass of beaker +
solution
Mass of beaker
Student
Mass of solution
Experimental
Salinity
Using graph in
Calculated from procedure and
your mass and experimental
volume data
density
Volume
Experimental
Density
Results of
Suspect’s
Sample
Units
Trial 1
Trial 2
Trial 3
Trial 4
Mass of beaker +
Mass of beaker
solution
Mass of solution
Volume
g
g
g
49.91
60.077
10.167
49.076
59.141
10.065
61.745
71.683
9.938
Student
ali
rajeh
dayshan
Average
Sample Number
Experimental
Salinity
Using graph in
Calculated from procedure and
your mass and experimental
volume data
density
10
10
10
1.0167
1.0065
0.9938
1.005667
147-c002
Expected Salinity
from literature
Units
St. Michaels
Havre De Grace
Expected Density
Using graph in
procedure and
expected salinity
10
1
1.005287009
1
% error difference
between experimental
density and expected
density for location
0.037785755 your sample should be
from this site
% error = 0.038%
good job done
CHEM147C Lab 2
0.9
salinity = 1324 * density – 1321
density = (salinity + 1321) / 1324
0.8
Salinity ppt
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
0.2
0.4
0.6
Density g/mL
0.8
1
Error in
Density
10.50266667
Error in
Density
…
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