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he clenty Mh have no ted from d ond c Calculatn Vulneit can 4. A group of students determine the density of a sample of liquid éthylene glycol. Each student uses a graduated cylinder to obtain the ethylene glycol volume and a balance to obtain the ethylene glycol mass. Their density values are shown in the table below. a) Determine the average density and the standard deviation in this density data set. You may use your graphic calculator or Excel. Density (g/mL) Density Student I.II (g/mL) 2 1.21 1.30 4 1.01 5 I.13 beaker graduated cylinder b) During the second part of the laboratory activity, the students decide to determine the density of ethylene glycol using a beaker. The results are using the graduated cylinder. Which glassware yielded the more precise measurements? Explain. displayed in the graph above, along with those obtained Skyline College Chemistry 210 Laboratory Manual (August 2013 Revision) 14 XXXX X x x X X

he clenty Mh have no ted from d ond c Calculatn Vulneit can 4. A group of students determine the density of a sample of liquid éthylene glycol. Each student uses a graduated cylinder to obtain the ethylene glycol volume and a balance to obtain the ethylene glycol mass. Their density values are shown in the table below. a) Determine the average density and the standard deviation in this density data set. You may use your graphic calculator or Excel. Density (g/mL) Density Student I.II (g/mL) 2 1.21 1.30 4 1.01 5 I.13 beaker graduated cylinder b) During the second part of the laboratory activity, the students decide to determine the density of ethylene glycol using a beaker. The results are using the graduated cylinder. Which glassware yielded the more precise measurements? Explain. displayed in the graph above, along with those obtained Skyline College Chemistry 210 Laboratory Manual (August 2013 Revision) 14 XXXX X x x X X

Chemistry for Today: General, Organic, and Biochemistry
Chemistry for Today: General, Organic, and Biochemistry
9th Edition
ISBN:9781305960060
Author:Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen
Publisher:Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen
Chapter1: Matter, Measurements, And Calculations
Section: Chapter Questions
Problem 1.112E
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Question 4 A and B 

he clenty Mh have no ted from d ond c Calculatn Vulneit can 4. A group of students determine the density of a sample of liquid éthylene glycol. Each student uses a graduated cylinder to obtain the ethylene glycol volume and a balance to obtain the ethylene glycol mass. Their density values are shown in the table below. a) Determine the average density and the standard deviation in this density data set. You may use your graphic calculator or Excel. Density (g/mL) Density Student I.II (g/mL) 2 1.21 1.30 4 1.01 5 I.13 beaker graduated cylinder b) During the second part of the laboratory activity, the students decide to determine the density of ethylene glycol using a beaker. The results are using the graduated cylinder. Which glassware yielded the more precise measurements? Explain. displayed in the graph above, along with those obtained Skyline College Chemistry 210 Laboratory Manual (August 2013 Revision) 14 XXXX X x x X X
Transcribed Image Text:he clenty Mh have no ted from d ond c Calculatn Vulneit can 4. A group of students determine the density of a sample of liquid éthylene glycol. Each student uses a graduated cylinder to obtain the ethylene glycol volume and a balance to obtain the ethylene glycol mass. Their density values are shown in the table below. a) Determine the average density and the standard deviation in this density data set. You may use your graphic calculator or Excel. Density (g/mL) Density Student I.II (g/mL) 2 1.21 1.30 4 1.01 5 I.13 beaker graduated cylinder b) During the second part of the laboratory activity, the students decide to determine the density of ethylene glycol using a beaker. The results are using the graduated cylinder. Which glassware yielded the more precise measurements? Explain. displayed in the graph above, along with those obtained Skyline College Chemistry 210 Laboratory Manual (August 2013 Revision) 14 XXXX X x x X X
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