A student reacted 100.0 mL of 0.9800 M HCl with 100.0 mL of 0.9900 M NH3....

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Chemistry

A student reacted 100.0 mL of 0.9800 M HCl with 100.0 mL of0.9900 M NH3. The density ofÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â
the reaction mixture was 1.02 g/mL and the heat capacity was 4.016J/g K.Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â
Calculate the enthalpy of neutralization by plotting and using thedata shown below.
Time(min) Temp(oC)
0.0 23.25
0.5 23.27
1.0 23.28
1.5 23.30
2.0 23.30
3.0 23.35
4.0 23.44
4.5 23.47
mix ---------
5.5 28.75
6.0 28.50
7.0 28.55
8.0 28.48
9.0 28.32
10.0 28.25
11.0 28.20
12.0 28.05
13.0 27.96
14.0 27.80
15.0 27.75
Using the data provided in the excel file, show all ofyour work for the following calculations:
a.) mean temperature of unmixed reagents(oC)
b.) Î´ÎµÎ»Ï„Î±T from graph (oC)
c.) q absorbed by reaction mixture (J)
d.) q absorbed by calorimeter, stirrer, and thermometer(J)
e.) q total absorbed (J)
f.) q total released (J)
g.) calculation to show limiting reagent
h.) deltaH neutralization for the reaction (kJ/mole ofacid)

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4.1 Ratings (733 Votes)

A student reacted 1000 mL of 09800 M HCl with 1000 mL of09900 M NH3 The density of the reaction mixture was 102 gmL and the heat capacity was 4016Jg K Graph will beAnswers aa mean temperature of unmixed reagentsoCMean See Answer

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