THERMODYNAMIC CALCULATIONS TO3/S02 Formula Molar Mass (g/mol) AG°F (kJ/mol) AH°F (kJ/mol) s° (J/(K mol)) C2H2(g) 200.85 26.04 02(9) 205.138 31.999 CO2(g) 44.01 H20(1) 18.015 69.91 T= 298 K R = 8.314 J/(K mol) Calculate the entropy of formation (J/(K mol)) of CO2(g). The change in entropy for the equation as written is -432.8 J. If the answer is negative, enter the sign and then the magnitude. Express your answer to three significant figures. 2C2H2(g) + 502(g) - 4CO2(g) + 2H20(1) the tolerance is +/-2%
THERMODYNAMIC CALCULATIONS TO3/S02 Formula Molar Mass (g/mol) AG°F (kJ/mol) AH°F (kJ/mol) s° (J/(K mol)) C2H2(g) 200.85 26.04 02(9) 205.138 31.999 CO2(g) 44.01 H20(1) 18.015 69.91 T= 298 K R = 8.314 J/(K mol) Calculate the entropy of formation (J/(K mol)) of CO2(g). The change in entropy for the equation as written is -432.8 J. If the answer is negative, enter the sign and then the magnitude. Express your answer to three significant figures. 2C2H2(g) + 502(g) - 4CO2(g) + 2H20(1) the tolerance is +/-2%
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:THERMODYNAMIC CALCULATIONS TO3/S02
Formula Molar Mass (g/mol) AG°F (kJ/mol) AH°F (kJ/mol) s° (J/(K mol))
C2H2(g)
200.85
26.04
02(9)
205.138
31.999
CO2(g)
44.01
H20(1)
18.015
69.91
T= 298 K
R = 8.314 J/(K mol)
Calculate the entropy of formation (J/(K mol)) of CO2(g). The change in entropy for the equation as written is -432.8 J. If the answer is negative, enter the sign and then the magnitude.
Express your answer to three significant figures.
2C2H2(g) + 502(g) - 4CO2(g) + 2H20(1)
the tolerance is +/-2%
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