Use your graph equation to calculate the expected mass loss for your Epson salt sample, then  use percent error equation from the density lab to compare your actual mass lost and the value predicted from the equation.

Pushing Electrons
4th Edition
ISBN:9781133951889
Author:Weeks, Daniel P.
Publisher:Weeks, Daniel P.
Chapter3: Mechanisms
Section: Chapter Questions
Problem 143EQ
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Use your graph equation to calculate the expected mass loss for your Epson salt sample, then  use percent error equation from the density lab to compare your actual mass lost and the value predicted from the equation.

 

Before Heating
(a) (b) (c) (d)
1. mass of crucible + lid
19.16 19.43 19.78 19.9
2. mass of crucible + lid + sample 20.19 22.43 20.84 23.06
3. mass of sample
1.03 3 1.06 3.16
After Heating
4. mass of crucible + lid + sample 19.75 21.29 20.37 21.54
5. mass of heated sample
0.44 50 59
1,64
1. mass lost due to heating
0.59 56 47
1.62
1
IV. Data Analysis
A. Graph the mass of the sample versus mass lost due to heating. Include the equation
and the R' value on the graph. Don't forget to set the intercept to zero. Describe the
shape of the graph and relationship between the mass of the sample and the mass
lost.
(c)
(f) (g)
(h)
Transcribed Image Text:Before Heating (a) (b) (c) (d) 1. mass of crucible + lid 19.16 19.43 19.78 19.9 2. mass of crucible + lid + sample 20.19 22.43 20.84 23.06 3. mass of sample 1.03 3 1.06 3.16 After Heating 4. mass of crucible + lid + sample 19.75 21.29 20.37 21.54 5. mass of heated sample 0.44 50 59 1,64 1. mass lost due to heating 0.59 56 47 1.62 1 IV. Data Analysis A. Graph the mass of the sample versus mass lost due to heating. Include the equation and the R' value on the graph. Don't forget to set the intercept to zero. Describe the shape of the graph and relationship between the mass of the sample and the mass lost. (c) (f) (g) (h)
к пригоз про постои
5.36
5
→
3
2.32
2
06
1.25
mass lost →
2.9S
Transcribed Image Text:к пригоз про постои 5.36 5 → 3 2.32 2 06 1.25 mass lost → 2.9S
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