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What is the ΔSrxn and ΔGrxn of the combustion of methanol at 25 °C? The balanced equation for the combustion of methanol is 

 

Table for ΔS° of each species in the combustion reaction:

Species ΔS° (J/K mol)
  127.2
  205.1
  213.7
  188.8

ΔHrxn for combustion of methanol is -1280 kJ

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Kenneth Duque
Kenneth DuqueLv10
10 Nov 2020

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Related questions

59. Methanol (CH3OH) burns in oxygen to form carbon dioxide and water. Write a balanced equation for the combustion of liq- uid methanol and calculate AHIX, A Sex, and A Gixnat 25 °C. Is the combustion of methanol spontaneous?

Methanol (CH3OH) is used as a fuel in race cars. (a) Write a balanced equation for the combustion of liquid methanol in air. (b) Calculate the standard enthalpy change for the reaction, assuming H2O(g) as a product. (c) Calculate the heat produced by combustion per liter of methanol. Methanol has a density of 0.791 g/mL. (d) Calculate the mass of CO2 produced per kJ of heat emitted.

Methanol burns in oxygen to form carbon dioxide and water.

Part A Write a balanced equation for the combustion of methanol. 2CH3OH(l)+3O2(g)→2CO2(g)+4H2O(g)

Part B Calculate ΔH∘rxn at 25 C.

Part C Calculate ΔS∘rxn at 25 C.

Part D Calculate ΔG∘rxn at 25 ∘C.

Part E Is the combustion of methanol spontaneous?

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