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Calculate the standard enthalpy change for the reaction 2A +B 20+2D Use the following data: AH (kJ/mol) Substance A. -253 B -391 179 -489 Express your answer in kilojoules. ► View Available Hint(s) AH = 277 kJ Prevlous AnBwera V Correct Part B For the reaction given in Part A, how much heat is absorbed when 3.00 mol of A reacts?

Calculate the standard enthalpy change for the reaction 2A +B 20+2D Use the following data: AH (kJ/mol) Substance A. -253 B -391 179 -489 Express your answer in kilojoules. ► View Available Hint(s) AH = 277 kJ Prevlous AnBwera V Correct Part B For the reaction given in Part A, how much heat is absorbed when 3.00 mol of A reacts?

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 26E: When 50.0 g of 0.200 M NaCl(aq) at 24.1 C is added to 100.0 g of 0.100 M AgNO3(aq) at 24.1 C in a...
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Calculate the standard enthalpy change for the reaction 2A+B 20+ 2D Use the following data: AH Substance (rou/ A. -253 B. -391 179 |-489 Express your answer in kilojoules. > View Available Hint(s) AH, = 277 kJ Prevlous Anewers v Correct Part B For the reaction given in Part A, how much heat is absorbed when 3.00 mol of A reacts? Express your answer numerically in kilojoules. ► View Available Hint(s) Templates Symbols undo redo Treset keyboard shortcuts Help kJ Submit Provide Feedback
Transcribed Image Text:Calculate the standard enthalpy change for the reaction 2A+B 20+ 2D Use the following data: AH Substance (rou/ A. -253 B. -391 179 |-489 Express your answer in kilojoules. > View Available Hint(s) AH, = 277 kJ Prevlous Anewers v Correct Part B For the reaction given in Part A, how much heat is absorbed when 3.00 mol of A reacts? Express your answer numerically in kilojoules. ► View Available Hint(s) Templates Symbols undo redo Treset keyboard shortcuts Help kJ Submit Provide Feedback
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