NB Assume the densities of all solutions are 1.0 g/ml and their specific heat capacities 4.184 1/g. enthalpy change of neutralization Part I NH4OH(aq) + HCl(aq) - NH4CI(aq) + H2O(E) 2.1 Equation of reaction: 2.0 M HCI 2.0 M NH.OH Volume Number of moles 0.05 25 ml 25 ml 0.05 Temperature 15 °C 15 °C Reaction Initial Temperature,T Final Temperature, Tr Change in temperature, AT 15 °C 16.5 °C 1.5 °C Calculation of q- in J (q, = - q=a)} 2.2 What is the enthalpy change (AH) in kJ.mol, when 1 mol of acid is 2.3 neutralized?
NB Assume the densities of all solutions are 1.0 g/ml and their specific heat capacities 4.184 1/g. enthalpy change of neutralization Part I NH4OH(aq) + HCl(aq) - NH4CI(aq) + H2O(E) 2.1 Equation of reaction: 2.0 M HCI 2.0 M NH.OH Volume Number of moles 0.05 25 ml 25 ml 0.05 Temperature 15 °C 15 °C Reaction Initial Temperature,T Final Temperature, Tr Change in temperature, AT 15 °C 16.5 °C 1.5 °C Calculation of q- in J (q, = - q=a)} 2.2 What is the enthalpy change (AH) in kJ.mol, when 1 mol of acid is 2.3 neutralized?
Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
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Chapter9: Energy And Chemistry
Section: Chapter Questions
Problem 9.96PAE: 9.96 Most first aid "cold packs" are based on the endothermic dissolution of ammonium nitrate in...
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Transcribed Image Text:ENB Assume the densities of all solutions are 1.0 g/ml and their specific heat capacities 4.184 J/g.
Experime
The enthalpy change of neutralization
Part I
3
NH4OH(aq) +
HCl(aq)-
NH4CI(aq) +
H2O(E)
2.1
Equation of reaction:
2.0 M HCI
2.0 M NH.OH
Volume
Number of moles 0.05
25 ml
25 ml
0.05
Temperature
15 °C
15 °C
eaction
Initial Temperature,T
Final Temperature, T
Change in temperature, AT
15 °C
16.5 °C
1.5 °C
Calculation of q- in J (q- = - qsa)
2.2
What is the enthalpy change (AH)
in kJ.mol, when 1 mol of acid is
2.3
neutralized?
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