A group of two students obtain the following data for the dissolution of borax. Using the data given, calculate AH- in kJmol-1 for the for borax dissolution studied. Record answer to 2 decimal places. RB.314 J mol-1K-1 Measurement 20.0 °C 50.0 °C Volume of 0.20 M HCl used (mL) 3.97 11.55 [Borate] (M) 0.0397 0.1155 Ksp 0.000250 0.006163 1/T (K-¹) 0.003413 0.003096 Type your numeric answer and submit

Fundamentals Of Analytical Chemistry
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ISBN:9781285640686
Author:Skoog
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Chapter7: Statistical Data Treatment And Evaluation
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Problem 7.26QAP
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A group of two students obtain the following data for the dissolution of borax. Using the data given, calculate AH-in kJmol-1 for
the for borax dissolution studied. Record answer to 2 decimal places.
R= 8.314 Jmol-1K-1
Measurement
20.0 °C
50.0 °C
Volume of 0.20 M HCl used (ml)
3.97
11.55
[Borate] (M)
0.0397
0.1155
Ksp
0.000250 0.006163
1/T (K-¹)
0.003413 0.003096
Type your numeric answer and submit
Transcribed Image Text:A group of two students obtain the following data for the dissolution of borax. Using the data given, calculate AH-in kJmol-1 for the for borax dissolution studied. Record answer to 2 decimal places. R= 8.314 Jmol-1K-1 Measurement 20.0 °C 50.0 °C Volume of 0.20 M HCl used (ml) 3.97 11.55 [Borate] (M) 0.0397 0.1155 Ksp 0.000250 0.006163 1/T (K-¹) 0.003413 0.003096 Type your numeric answer and submit
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