of paper 1. Cs2 + 202 Using the given equation C + O2 →CO2 S+02- CO2 + 2802 AH= -393.5 KJ SO2 C + 2S →CS2 AH= -296.8 KJ AH= -87.9 KJ CF. + 4HF 2. C,H, + 6F2 Using the given equation H2 + F2 2C + 2H2 ¯ 2 HF AH= -573 KJ C+ 2F2 AH= + 52 KJ AH= +680 KJ CF.
of paper 1. Cs2 + 202 Using the given equation C + O2 →CO2 S+02- CO2 + 2802 AH= -393.5 KJ SO2 C + 2S →CS2 AH= -296.8 KJ AH= -87.9 KJ CF. + 4HF 2. C,H, + 6F2 Using the given equation H2 + F2 2C + 2H2 ¯ 2 HF AH= -573 KJ C+ 2F2 AH= + 52 KJ AH= +680 KJ CF.
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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
Transcribed Image Text:Activity 6: Calculating the change of enthalpy of a given reaction using Hess Law
Calculate the enthalpy of the following equation and write your answers on a separate sheet
of paper
1. cS2 + 202
Using the given equation
C+ O2
S+02
C + 25
+cO: + 2802
+ CO2
+ SO2
CS2
AH= -393.5 KJ
AH= -296.8 KJ
AH= -87.9 KJ
2. C,H, + 6F2
Using the given equation
2 HF
CH4
C+ 2F2
CF, + 4HF
H2 + F2
2C + 2H2
AH= -573 KJ
AH= + 52 KJ
CF4
AH= +680 KJ
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