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A 201.-g aluminum engine part at an initial temperature of 10.98 °C absorbs 61.2 kJ of heat. What is the final temperature of the part?

A 201.-g aluminum engine part at an initial temperature of 10.98 °C absorbs 61.2 kJ of heat. What is the final temperature of the part?

Chemistry by OpenStax (2015-05-04)
Chemistry by OpenStax (2015-05-04)
1st Edition
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter5: Thermochemistry
Section: Chapter Questions
Problem 20E: A 45-g aluminum spoon (specific heat 0.88 J/g C) at 24 C is placed in 180 mL (180 g) of coffee at 85...
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A 201. -g aluminum engine part at an initial temperature of 10.98 °C absorbs 61.2 kJ of heat. What is the final temperature of the part? Be sure your answer has the correct number of significant figures. Note: Reference the Phase change properties of pure substances table for additional information. °C x10 X
Transcribed Image Text:A 201. -g aluminum engine part at an initial temperature of 10.98 °C absorbs 61.2 kJ of heat. What is the final temperature of the part? Be sure your answer has the correct number of significant figures. Note: Reference the Phase change properties of pure substances table for additional information. °C x10 X
substance Al(s) Al³+ (aq) AICI 3 (s) Al2O3(s) Al(OH)3(s) As(s; gray) AsH3(g) H3ASO4(s) AsO4³- (aq) Ba(s) Ba(g) Ba²+(g) Ba²+ (aq) AH₁° (kJ/mol) AGfº (kJ/mol) S° (J/mol-K) Aluminum 0 -531.0 -704.2 -1675.7 -647.3 Arsenic 0 66.4 -906.3 -888.1 Barium 0 180.0 1648.1 -537.6 0 -485.0 -628.8 -1582.3 -1147.25 0 68.9 -766.0 -648.4 0 146.0 -560.8 28.3 -321.7 109.3 50.9 35.1 222.8 184.0 -162.8 62.5 170.2 ‒‒‒ 9.6
Transcribed Image Text:substance Al(s) Al³+ (aq) AICI 3 (s) Al2O3(s) Al(OH)3(s) As(s; gray) AsH3(g) H3ASO4(s) AsO4³- (aq) Ba(s) Ba(g) Ba²+(g) Ba²+ (aq) AH₁° (kJ/mol) AGfº (kJ/mol) S° (J/mol-K) Aluminum 0 -531.0 -704.2 -1675.7 -647.3 Arsenic 0 66.4 -906.3 -888.1 Barium 0 180.0 1648.1 -537.6 0 -485.0 -628.8 -1582.3 -1147.25 0 68.9 -766.0 -648.4 0 146.0 -560.8 28.3 -321.7 109.3 50.9 35.1 222.8 184.0 -162.8 62.5 170.2 ‒‒‒ 9.6
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