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In the first trial of part A of the procedure, the ratio of moles H2O/moles CaSO4 is found to be 1.93.In the second trial the ratio was found to be 1.98. Calculate the relative average deviation of the twotrials. Should the student run another trial?2004 06.09els ofesPlot of Mass of Precipitate

Question

Calculate the relative average deviation of the two trials. Should the student run another trial?

In the first trial of part A of the procedure, the ratio of moles H2O/moles CaSO4 is found to be 1.93.
In the second trial the ratio was found to be 1.98. Calculate the relative average deviation of the two
trials. Should the student run another trial?
200
4 0
6.09
els of
es
Plot of Mass of Precipitate
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In the first trial of part A of the procedure, the ratio of moles H2O/moles CaSO4 is found to be 1.93. In the second trial the ratio was found to be 1.98. Calculate the relative average deviation of the two trials. Should the student run another trial? 200 4 0 6.09 els of es Plot of Mass of Precipitate

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Step 1

Average of two trials is given below:

Average1.93+1.98-1.955
2
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Average1.93+1.98-1.955 2

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Step 2

Relative average deviation can be dete...

Relative Average Deviation = Average deviation
Averageor Mean
Trial1
Relative Average Deviation1.955-1.93
1.955
=0.0127
Trial2
Relative Average Deviation =1.955-1.98
1.955
=-0.0127
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Relative Average Deviation = Average deviation Averageor Mean Trial1 Relative Average Deviation1.955-1.93 1.955 =0.0127 Trial2 Relative Average Deviation =1.955-1.98 1.955 =-0.0127

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