Given the following information, what is the AH°F (heat of formation) for Cu2S(s)? Thermochemical equation: Cu2S(s) + 202(g) 2CuO(s) + SO2(g) AH°rxn = -531.9 k) AH°F of CuO(s) = --157.3 kJ/mole AH°F of SO2(g) = -296.8 kJ/mole %3D The heat of formation is kJ/mole. (pay attention to the significant figures)

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Question 31
Remaining Time: 1 hour, 57 minutes, 12 seconds.
* Question Completion Status:
The heat released in the reaction is
kJ
(pay attention to the significant figures)
QUESTION 31
YOU MUST SUBMIT WORK FOR THIS PROBLEM INTO A SEPARATE ASSIGNMENT.
Given the following information, what is the AH°F (heat of formation) for Cu2S(s)?
Thermochemical equation: Cu2S(s) + 202(g) → 2CUO(s) + SO2(g)
AH°rxn =-531.9 kJ
AH°F of CuO(s) = --157.3 kJ/mole
AH°F of SO2(g) = -296.8 kJ/mole
The heat of formation is
kJ/mole.
(pay attention to the significant figures)
QUESTION 32
YOU MUST SUBMIT WORK FOR THIS PROBLEM INTO A SEPARATE ASSIGNMENT.
Use Hess's Law to calculate AH°rxn
of:
Transcribed Image Text:Remaining Time: 1 hour, 57 minutes, 12 seconds. * Question Completion Status: The heat released in the reaction is kJ (pay attention to the significant figures) QUESTION 31 YOU MUST SUBMIT WORK FOR THIS PROBLEM INTO A SEPARATE ASSIGNMENT. Given the following information, what is the AH°F (heat of formation) for Cu2S(s)? Thermochemical equation: Cu2S(s) + 202(g) → 2CUO(s) + SO2(g) AH°rxn =-531.9 kJ AH°F of CuO(s) = --157.3 kJ/mole AH°F of SO2(g) = -296.8 kJ/mole The heat of formation is kJ/mole. (pay attention to the significant figures) QUESTION 32 YOU MUST SUBMIT WORK FOR THIS PROBLEM INTO A SEPARATE ASSIGNMENT. Use Hess's Law to calculate AH°rxn of:
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