Heat of Fusion

Chemistry
10th Edition
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
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Please help with trial 1
)
et:
e
ce
unt
s of
Chem 105-Online
Initial Temperature (T₁)
Final Temperature (T₂)
Part A: Heat of Fusion
Change in Temperature
Mass of cup
Mass of cup + water
Mass of water (mw) calculated
Mass of cup + water + melted ice
Mass of ice (mi) calculated
Heat absorbed by ice water as temperature
equilibrium is established (Q₁)
Total heat energy lost by water (Q₂)
Heat absorbed by ice as it melted (Q3)
Heat of Fusion for water in this experiment
Average Heat of Fusion
Percent Error for Heat of Vaporization (True AHfus =
334J/g)
Part A Time(s) (Trial 1)
0
30
60
90
120
150
180
210
240
270
300
330
360
390
420
450
Temperature (Trial 1)
ISOC
9°c
тос
6%
6°C
Trial 1
15⁰c
6°c
2.30g
148.83g
161.92g
Part A Time(s) (Trial 2)
0
30
60
90
120
150
180
210
240
270
300
330
360
390
420
450
Trial 2
Temperature (Trial 2)
Transcribed Image Text:) et: e ce unt s of Chem 105-Online Initial Temperature (T₁) Final Temperature (T₂) Part A: Heat of Fusion Change in Temperature Mass of cup Mass of cup + water Mass of water (mw) calculated Mass of cup + water + melted ice Mass of ice (mi) calculated Heat absorbed by ice water as temperature equilibrium is established (Q₁) Total heat energy lost by water (Q₂) Heat absorbed by ice as it melted (Q3) Heat of Fusion for water in this experiment Average Heat of Fusion Percent Error for Heat of Vaporization (True AHfus = 334J/g) Part A Time(s) (Trial 1) 0 30 60 90 120 150 180 210 240 270 300 330 360 390 420 450 Temperature (Trial 1) ISOC 9°c тос 6% 6°C Trial 1 15⁰c 6°c 2.30g 148.83g 161.92g Part A Time(s) (Trial 2) 0 30 60 90 120 150 180 210 240 270 300 330 360 390 420 450 Trial 2 Temperature (Trial 2)
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