I got the first and second one correct but, the third one I got it wrong could you help me out please I’m struggling? Macmillan LearningA+AH =72B¬C + / DAH =121.59C+3D 6A +3B-2187IncorrectkJkJ Macmillan LearningGiven the thermochemical equation2A+B 3C+D->determine the enthalpy change, AH, for each reaction.3C+D 2A +BAH =ΔΗ = 243 kJ-243

2A + B -----> 3C + D ∆H = 243 kJa) 3C + D ------> 2A + B ∆H = ? kJb) A + 1/2B ----->…

Answered: Macmillan Learning A+ B / C + / D AH =…

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Macmillan Learning A+ B / C + / D AH = 121.5 9C+3D6A + 3B AH = -2187 Incorrect kJ kJ

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter4: Energy And Chemical Reactions

Section: Chapter Questions

Problem 113QRT

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

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I got the first and second one correct but, the third one I got it wrong could you help me out please I’m struggling?

Macmillan Learning
A+
AH =
72
B¬C + / D
AH =
121.5
9C+3D 6A +3B
-2187
Incorrect
kJ
kJ

Macmillan Learning
Given the thermochemical equation
2A+B 3C+D
->
determine the enthalpy change, AH, for each reaction.
3C+D 2A +B
AH =
ΔΗ = 243 kJ
-243

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