In reaction 1, If we had used 4 grams of NAOH instead of 2 g, would the heat gained by the solution [#6] have been larger, smaller or the same? Briefly explain.

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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In reaction 1, If we had used 4 grams of NAOH instead of 2 g, would the heat gained by the solution [#6] have been larger, smaller or the same? Briefly explain.
Reaction 1
Reaction 2
Reaction 3
ENTHALPY OF REACTION for THREE REACTIONS
2.0193g
1.9886 g
Record M and V
1.
Mass of solid NaOH(g)
2.9886 g
2.5193 g
100 g
2.
Mass of total solution (g)
21.00 c
20,77 c
20.74 c
3. Initial temperature (°C)
27.91 c
25.59 c
30.33 c
4.
Final temperature (°C)
9.95 c
6.91 c
4.82 c
5. Change in temperature, AT ('C)
2.891144kj
0.0602 kj
0.10108kj
6. Heat gained by solution, q (kJ)
2.9 j
40.103 j
81.023 i
7. Moles of NaOH consumed (mol)
-0.99693kj
-0.0015kj
-0.001246kj
8. Enthalpy of reaction, AH (kJ/mol)
AH,
AH,
ΔΗ
HESSÆS LAW CALCULATION FOR REACTION 2:
0.001246
9. Accepted Value for AH; [# 8]
0.00124404
10. Experimental Value for AH; [AH,+AH,]
99842
11. Percent Error
Sample Calculations:
Transcribed Image Text:Reaction 1 Reaction 2 Reaction 3 ENTHALPY OF REACTION for THREE REACTIONS 2.0193g 1.9886 g Record M and V 1. Mass of solid NaOH(g) 2.9886 g 2.5193 g 100 g 2. Mass of total solution (g) 21.00 c 20,77 c 20.74 c 3. Initial temperature (°C) 27.91 c 25.59 c 30.33 c 4. Final temperature (°C) 9.95 c 6.91 c 4.82 c 5. Change in temperature, AT ('C) 2.891144kj 0.0602 kj 0.10108kj 6. Heat gained by solution, q (kJ) 2.9 j 40.103 j 81.023 i 7. Moles of NaOH consumed (mol) -0.99693kj -0.0015kj -0.001246kj 8. Enthalpy of reaction, AH (kJ/mol) AH, AH, ΔΗ HESSÆS LAW CALCULATION FOR REACTION 2: 0.001246 9. Accepted Value for AH; [# 8] 0.00124404 10. Experimental Value for AH; [AH,+AH,] 99842 11. Percent Error Sample Calculations:
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