Calculate AH (in kJ/mol NH,NO3) for the solution process NH,NO3 (s) → NH; (aq) + NO, (ag) Assume that the specific heat of the solution is the same as that of pure water.

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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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When a 4.25-g sample of solid ammonium nitrate
dissolves in 60.0 g of water in a coffee-cup
calorimeter, the temperature drops from 22.0 °C to
16.9 °C.
Part A
Calculate AH (in kJ/mol NH,NO3) for the solution process
Thermometer
NH,NO3 (s) - NH (aq) + NO, (ag)
.Glass stirrer
Assume that the specific heat of the solution is the same as that of pure water.
Cork stopper
Express your answer to two significant figures and include the appropriate units.
Two Styrofoam
cups nested together
X•10"
Reaction mixture
in solution
Value
Units
Transcribed Image Text:When a 4.25-g sample of solid ammonium nitrate dissolves in 60.0 g of water in a coffee-cup calorimeter, the temperature drops from 22.0 °C to 16.9 °C. Part A Calculate AH (in kJ/mol NH,NO3) for the solution process Thermometer NH,NO3 (s) - NH (aq) + NO, (ag) .Glass stirrer Assume that the specific heat of the solution is the same as that of pure water. Cork stopper Express your answer to two significant figures and include the appropriate units. Two Styrofoam cups nested together X•10" Reaction mixture in solution Value Units
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