Look in the image everything you need to answer the question is there Name:Data Table: Observations of physical and chemical propertiesSystemObservation of dry copper (II) chloride (g)Observation of aluminum foilObservation of waterVolume of water (ml)Observation of Unstirredcopper (II) chloride in waterObservation of Stirred solution ofcopper (II) chloride in waterInitial temperature of copper (II) chlorideand waterObservation Copper (II) chloride solutionplus aluminum foilMaximum temperature of reaction (°C)Final temperature (°C)(After observing aluminum for 5 minutes)Comparison of Results to ClassmatesChemical Changes LabChemistrymassof system beforemass of System aftergreenDate:6Observations/DataShitney smooth, respective,Blue, flakey, small.•Shiney, Smooth, reflectivoClear, orderless, Travid25.0mllight bluePer.21.60°It likesSravy and theCopper is red the glass is warmen. Itsmells bad, it has condersation.783 (°45.3°weasree we had verySimilar results this whers that thewas a SUCOSS.everpiment170829170.549 Name:Date:Per.7. Look back at your observations in the data table. List your qualitative and quantitative observationsbelow:Qualitative dataChanges LabChemistry8. Looking back at your observations, did you make any interpretations? If so, list them below. If not,give an example of what would have been an interpretation in this experiment.ObservationQuantitative dataomneorc. Which step was a chemical change?9. Use experimental data from the lab to complete the following questions.a. Which step in this experiment was a physical change?Interpretationb. What did you observe that made you think this was physical change? Support your answerwith evidence from the lab.

A data that can be measured and expressed in numerical values is called quantitative data. Example:…

Answered: 7. Look back at your observations in…

Science

Chemistry

7. Look back at your observations in the data table. List your qualitative and quantitative observations below: Per.

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter7: Statistical Data Treatment And Evaluation

Section: Chapter Questions

Problem 7.26QAP

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Look in the image everything you need to answer the question is there

Name:
Data Table: Observations of physical and chemical properties
System
Observation of dry copper (II) chloride (g)
Observation of aluminum foil
Observation of water
Volume of water (ml)
Observation of Unstirred
copper (II) chloride in water
Observation of Stirred solution of
copper (II) chloride in water
Initial temperature of copper (II) chloride
and water
Observation Copper (II) chloride solution
plus aluminum foil
Maximum temperature of reaction (°C)
Final temperature (°C)
(After observing aluminum for 5 minutes)
Comparison of Results to Classmates
Chemical Changes Lab
Chemistry
mass
of system before
mass of System after
green
Date:
6
Observations/Data
Shitney smooth, respective,
Blue, flakey, small.
•Shiney, Smooth, reflectivo
Clear, orderless, Travid
25.0ml
light blue
Per.
21.60°
It likes
Sravy and the
Copper is red the glass is warmen. It
smells bad, it has condersation.
783 (°
45.3°
we
asree we had very
Similar results this whers that the
was a SUCOSS.
everpiment
170829
170.549

Name:
Date:
Per.
7. Look back at your observations in the data table. List your qualitative and quantitative observations
below:
Qualitative data
Changes Lab
Chemistry
8. Looking back at your observations, did you make any interpretations? If so, list them below. If not,
give an example of what would have been an interpretation in this experiment.
Observation
Quantitative data
omneor
c. Which step was a chemical change?
9. Use experimental data from the lab to complete the following questions.
a. Which step in this experiment was a physical change?
Interpretation
b. What did you observe that made you think this was physical change? Support your answer
with evidence from the lab.

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