Solution Calorimetry - Revision history

Bes: /* Discussion */

2020-10-16T13:48:35Z

Discussion

2020-10-16T13:48:09Z

Conclusion

2020-10-16T13:47:09Z

Results

2020-10-16T13:43:47Z

Theoretical Data

2020-10-16T13:41:32Z

Theoretical (hand written)

2020-10-16T13:40:59Z

Experimental data

2020-10-16T13:40:25Z

Methods/Experimental

2020-10-16T13:40:04Z

Experimental data

2020-10-16T13:38:56Z

Introduction

2020-10-16T13:37:41Z

@@ Line 24: / Line 24: @@
 ===Discussion===
-:1) Discuss the relationship between experimental and theoretical values.
+:1) Discuss the relationship between experimental and theoretical values and indicate whether your experimental data “follows” Hess’ Law.
 :2) Discuss from a molecular-level why the ΔH<sub>1</sub> < 0 (exothermic).
 :3) Discuss from a molecular-level why the ΔH<sub>3</sub> < 0 (exothermic).

@@ Line 30: / Line 30: @@
 ===Conclusion===
 : 1) Comment of the quality of the experimental data.
-: 2) Indicate whether your experimental data “follows” Hess’ Law.
+: 2) Suggest sources of error in the experimental setup and potential ways to improve.

@@ Line 22: / Line 22: @@
 : 1) Use the ∆H<sub>f</sub> to calculate theoretical values of ΔH<sub>1</sub>, ΔH<sub>2</sub>, and ΔH<sub>3</sub>.
 : 2) Using the concept of Hess’ Law, use the theoretical values to show that ΔH<sub>1</sub> + ΔH<sub>3</sub> = ΔH<sub>3</sub>; include chemical reactions and how they are used to show that ΔH<sub>1</sub> + ΔH<sub>3</sub> = ΔH<sub>2</sub>.
 ===Conclusion===

@@ Line 21: / Line 21: @@
 ====Theoretical Data====
 : 1) Use the ∆H<sub>f</sub> to calculate theoretical values of ΔH<sub>1</sub>, ΔH<sub>2</sub>, and ΔH<sub>3</sub>.
-: 2) Using the concept of Hess’ Law, use the theoretical values to show that ΔH<sub>1</sub>, ΔH<sub>2</sub>, and ΔH<sub>3</sub>.
+: 2) Using the concept of Hess’ Law, use the theoretical values to show that ΔH<sub>1</sub> + ΔH<sub>3</sub> = ΔH<sub>3</sub>; include chemical reactions and how they are used to show that ΔH<sub>1</sub> + ΔH<sub>3</sub> = ΔH<sub>2</sub>.
 ===Conclusion===

@@ Line 19: / Line 19: @@
 :3) Show calculations to (hand written) to determine ΔH<sub>1</sub>, ΔH<sub>2</sub>, and ΔH<sub>3</sub>.
-===Theoretical (hand written)===
+====Theoretical Data====
 : 1) Use the ∆H<sub>f</sub> to calculate theoretical values of ΔH<sub>1</sub>, ΔH<sub>2</sub>, and ΔH<sub>3</sub>.
 : 2) Using the concept of Hess’ Law, use the theoretical values to show that ΔH<sub>1</sub>, ΔH<sub>2</sub>, and ΔH<sub>3</sub>.

@@ Line 13: / Line 13: @@
 Describe the setup and data collection
-===Experimental data===
+===Results===
 :1) Plot out (with axes labels in Igor) time vs temp data for the three reactions on a single graph.
 :2) As will be discussed in lab, annotate a single data set (on a different graph using a layout) to show how T<sub>f</sub>  and T<sub>i</sub> were determined, and hence ΔT.

@@ Line 10: / Line 10: @@
 :'''''(YES...you may copy/paste these words/rxn into your lab report...this is all you need to have for your intro unless you wish to add more.)'''''
-===Methods/Experimental===
+===Methods===
 Describe the setup and data collection

@@ Line 4: / Line 4: @@
 ===Introduction===
-"This report will presents results from a solution calorimetry lab activity involving the following reactions where NaOH is the limiting reagent:" '''''(YES...you may copy/paste these words/rxn into your lab report)'''''
+"This report will presents results from a solution calorimetry lab activity involving the following reactions where NaOH is the limiting reagent:"
 :::		KOH or NaOH (s) --> NaOH (aq)				(1)
 :::		KOH or NaOH (s) + HCl (aq) --> NaCl (aq) + H<sub>2</sub>O (l)	(2)
 :::		KOH or NaOH (aq) + HCl (aq)--> NaCl (aq) + H<sub>2</sub>O (l)	(3)
+:'''''(YES...you may copy/paste these words/rxn into your lab report...this is all you need to have for your intro unless you wish to add more.)'''''
 ===Experimental data===