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The following data was obtained in an experiment to determine the water content in sodium alum, [Na Al(SO4)2. XH20]. -Mass of empty crucible 16.31, -Mass of crucible + alum= 17.20, -Mass of crucible + anhydrous salt 18.93, -Molar mass of anhydrous salt, [Na Al(SO4)2] =242.0,/mol -Molar mass of H20 =18.0,/mol Calculate the value of "X" in the sodium alum. %3D Select one: O a. 12 O b.2 Oc.9 Od. 10 Oe. 6

The following data was obtained in an experiment to determine the water content in sodium alum, [Na Al(SO4)2. XH20]. -Mass of empty crucible 16.31, -Mass of crucible + alum= 17.20, -Mass of crucible + anhydrous salt 18.93, -Molar mass of anhydrous salt, [Na Al(SO4)2] =242.0,/mol -Molar mass of H20 =18.0,/mol Calculate the value of "X" in the sodium alum. %3D Select one: O a. 12 O b.2 Oc.9 Od. 10 Oe. 6

Chemistry for Engineering Students
Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter3: Molecules, Moles, And Chemical Equations
Section: Chapter Questions
Problem 3.117PAE: 3.117 For the oxides of iron, FeO, Fe2O3, and Fe3O4, describe how you would determine which has the...
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The following data was obtained in an experiment to determine the water content in sodium alum, [NaAl(SO.)2. XH2O]. -Mass of empty crucible =16.31, -Mass of crucible + alum- 17.20, -Mass of crucible + anhydrous salt = 18.93, -Molar mass of anhydrous salt, [NaAl(SO,),| -242.0,/ mot -Molar mass of H20 =18.0,/mol Calculate the value of "X" in the sodium alum. Select one: O a. 12 Ob.2 Oc.9 d.10
Transcribed Image Text:The following data was obtained in an experiment to determine the water content in sodium alum, [NaAl(SO.)2. XH2O]. -Mass of empty crucible =16.31, -Mass of crucible + alum- 17.20, -Mass of crucible + anhydrous salt = 18.93, -Molar mass of anhydrous salt, [NaAl(SO,),| -242.0,/ mot -Molar mass of H20 =18.0,/mol Calculate the value of "X" in the sodium alum. Select one: O a. 12 Ob.2 Oc.9 d.10
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