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Y Measurements and DensitySectionNameReportTrial 2Trial 1Trial 3B.Density of a Salt Solution46.2616B564412,2052Report30LTY44492374QUESTIONS1. Mass of 20 or 25 mL solution +flask, g४8)271. From your data, calcMass of flask, ga. salt solutionMass of 20 or 25 mL solution, gvoLIGTVolume of solution, mLb. metal barDensity of salt solution, g/mLVolO095.77 RAD- O.001Average density of salt solution, g/mL1.1502610Relative average deviation, %50.215332.52144 693950.1 572. From your anyolume. Exp2.Mass of cylinder + solution, gBEGP31Mass of cylinder, gud IstnmXO42999Mass of solution, gVolume of solution, mLC159Pest A#Density of solution, g/mL3. Define t55Average density of salt solution, g/mLRelative average deviation, %oemi!Sample Calculations (Part II.B)DEEB 0FPTL B AmIn the space below, include a sample calculation of each type necessary to obtain the results in the abovetable. This calculation should include the equation used, substituted values, and results. Arithmetic need notbe shown. In doing the calculations, please be careful to record all measured numbers to the correct numberof significant figures. Check your final answers to see that they are within the expected range: The densityof the salt solution approximates 1.1-1.2 g/mL. Be sure to include the units (g, mL, cm, ordata.4. Arg/mL) with all161-11691- 0.0oP161 61681-0 gol5.ce(AI2Cd doo to notloolao ofomaeousup9exbin.autb bloode1.169-1169broSiq 2nohunavu 0 rad vinach & oved

Question

Which method should lead to greater precision? Which method actually is more precise? Explain

Y Measurements and Density
Section
Name
Report
Trial 2
Trial 1
Trial 3
B.Density of a Salt Solution
46.2616
B5644
12,2052
Report
30LTY
44
492374
QUESTIONS
1. Mass of 20 or 25 mL solution +flask, g
४8)27
1. From your data, calc
Mass of flask, g
a. salt solution
Mass of 20 or 25 mL solution, g
vo
LIGT
Volume of solution, mL
b. metal bar
Density of salt solution, g/mL
Vol
O095.7
7 RAD- O.001
Average density of salt solution, g/mL
1.1
502610
Relative average deviation, %
50.2153
32.5214
4 6939
50.1 57
2. From your an
yolume. Exp
2.Mass of cylinder + solution, g
BEGP31
Mass of cylinder, g
ud Istnm
XO
42999
Mass of solution, g
Volume of solution, mL
C
159
Pest A#
Density of solution, g/mL
3. Define t
55
Average density of salt solution, g/mL
Relative average deviation, %
oemi!
Sample Calculations (Part II.B)
DEEB 0FPTL B Am
In the space below, include a sample calculation of each type necessary to obtain the results in the above
table. This calculation should include the equation used, substituted values, and results. Arithmetic need not
be shown. In doing the calculations, please be careful to record all measured numbers to the correct number
of significant figures. Check your final answers to see that they are within the expected range: The density
of the salt solution approximates 1.1-1.2 g/mL. Be sure to include the units (g, mL, cm, or
data.
4. Ar
g/mL) with all
161-11691- 0.0o
P161 61681-0 gol
5.
ce
(AI
2C
d doo to notloolao ofomae
ousup
9exbin
.a
utb bloode
1.169-1169
bro
Siq 2noh
un
avu 0 rad vinach & oved
help_outline

Image Transcriptionclose

Y Measurements and Density Section Name Report Trial 2 Trial 1 Trial 3 B.Density of a Salt Solution 46.2616 B5644 12,2052 Report 30LTY 44 492374 QUESTIONS 1. Mass of 20 or 25 mL solution +flask, g ४8)27 1. From your data, calc Mass of flask, g a. salt solution Mass of 20 or 25 mL solution, g vo LIGT Volume of solution, mL b. metal bar Density of salt solution, g/mL Vol O095.7 7 RAD- O.001 Average density of salt solution, g/mL 1.1 502610 Relative average deviation, % 50.2153 32.5214 4 6939 50.1 57 2. From your an yolume. Exp 2.Mass of cylinder + solution, g BEGP31 Mass of cylinder, g ud Istnm XO 42999 Mass of solution, g Volume of solution, mL C 159 Pest A# Density of solution, g/mL 3. Define t 55 Average density of salt solution, g/mL Relative average deviation, % oemi! Sample Calculations (Part II.B) DEEB 0FPTL B Am In the space below, include a sample calculation of each type necessary to obtain the results in the above table. This calculation should include the equation used, substituted values, and results. Arithmetic need not be shown. In doing the calculations, please be careful to record all measured numbers to the correct number of significant figures. Check your final answers to see that they are within the expected range: The density of the salt solution approximates 1.1-1.2 g/mL. Be sure to include the units (g, mL, cm, or data. 4. Ar g/mL) with all 161-11691- 0.0o P161 61681-0 gol 5. ce (AI 2C d doo to notloolao ofomae ousup 9exbin .a utb bloode 1.169-1169 bro Siq 2noh un avu 0 rad vinach & oved

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check_circleAnswer
Step 1

Method 1 relative average deviation is calculated as,

Mean of three trials 1.167+1.167+1.169-1.168
3
Absolute deviation |1.167-1.168 0.001
1.167-1.168 0.001
169-1.1680.001
Average deviation 0.001+0.001+0.0010.001
3
Precision result 1.168+0.001
help_outline

Image Transcriptionclose

Mean of three trials 1.167+1.167+1.169-1.168 3 Absolute deviation |1.167-1.168 0.001 1.167-1.168 0.001 169-1.1680.001 Average deviation 0.001+0.001+0.0010.001 3 Precision result 1.168+0.001

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Step 2

Method 2 relative average devi...

Mean of three trials= 1.143+1.162+1.158--1.154
3
Absolute deviation |1.143-1.154 0.011
1.162-1.154 0.008
1.158-1.154 0.004
Average deviation 0.011+0.008+0.004-0.008
3
Precision result 1.154+0.008
help_outline

Image Transcriptionclose

Mean of three trials= 1.143+1.162+1.158--1.154 3 Absolute deviation |1.143-1.154 0.011 1.162-1.154 0.008 1.158-1.154 0.004 Average deviation 0.011+0.008+0.004-0.008 3 Precision result 1.154+0.008

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