Question
Asked Nov 8, 2019
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Using standard heats of formation, calculate the standard
enthalpy change for the following reaction
CO(g) 3H2(g
»CH4(g) H2O(g)
ANSWER:
kJ
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Using standard heats of formation, calculate the standard enthalpy change for the following reaction CO(g) 3H2(g »CH4(g) H2O(g) ANSWER: kJ

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Expert Answer

Step 1

The standard enthalpy change for a given reaction can be calculated as given below.

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En.AHP (Products)-m.AH (reactants) -ΣηΔΗ. ΔΗ reaction reaction reaction Where (Products)isthestandard heat of formation of products ΔΗ. reaction AHeaonreactants)is the standard heat of formation of reactants misthetotalmoles of reactants n is the total moles of Products

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Step 2

The given reac...

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CO(g)+3H, (g)CH, (8) + H,O(g) AH2 (in kJ/ mol) CO(g) H,(g) CH, (g) H,0(g) -110.5 0 -67.2 4 -285.8

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