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lcard044 lcard044
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A month ago

Using Hess's law, what is ΔH°rxn for the following reaction?

WO3(s) + 3H2(g) → W(s) + 3H2O(g)

 2W(s) + 3O2(g) → 2WO3(s)

ΔH°rxn = 1685.8 kJ/mol

 2H2(g) + O2(g) → 2H2O(g)

ΔH°rxn = 483.6 kJ/mol



▸ 117.5 kJ/mol

▸ 235.0 kJ/mol

▸ 359.3 kJ/mol

▸ 1202.2 kJ/mol

▸ 2169.4 kJ/mol
Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
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mooltipasmooltipas
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A month ago
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lcard044 Author
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I appreciate what you did here, answered it right Smiling Face with Open Mouth
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Just got PERFECT on my quiz
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