CH3OH (l) + CO (g) →CH3COOH (l)In an experiment 15.0 g methanol and 10.0 g carbon monoxide were placed in a reaction vessel. a)Calculate is the theoretical yield of acetic acid.Convert all masses to molesWork out theoretical yield
Question
CH3OH (l) + CO (g) →CH3COOH (l)In an experiment 15.0 g methanol and 10.0 g carbon monoxide were placed in a reaction vessel. a)Calculate is the theoretical yield of acetic acid.Convert all masses to molesWork out theoretical yield
Solution
Claro, vamos a resolver el problema paso a paso.
Primero, necesitamos convertir las masas de los reactivos a moles.
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Convertir las masas a moles:
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Para el metanol (CH₃OH): Masa molar del CH₃OH = 12 (C) + 3 (H) + 16 (O) + 1 (H) = 32 g/mol Moles de CH₃OH = masa / masa molar = 15.0 g / 32 g/mol = 0.46875 moles
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Para el monóxido de carbono (CO): Masa molar del CO = 12 (C) + 16 (O) = 28 g/mol Moles de CO = masa / masa molar = 10.0 g / 28 g/mol = 0.35714 moles
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Determinar el reactivo limitante:
La reacción balanceada es: CH₃OH (l) + CO (g) → CH₃COOH (l)
De la ecuación balanceada, vemos que 1 mol de CH₃OH reacciona con 1 mol de CO para producir 1 mol de CH₃COOH.
- Moles de CH₃OH disponibles: 0.46875 moles
- Moles de CO disponibles: 0.35714 moles
El reactivo limitante es el CO porque hay menos moles disponibles en comparación con el CH₃OH.
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Calcular el rendimiento teórico de ácido acético (CH₃COOH):
Dado que el CO es el reactivo limitante, la cantidad de CH₃COOH producida estará basada en los moles de CO disponibles.
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Moles de CH₃COOH producidos = moles de CO disponibles = 0.35714 moles
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Masa molar del CH₃COOH = 12 (C) + 3 (H) + 12 (C) + 16 (O) + 16 (O) + 1 (H) = 60 g/mol
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Masa de CH₃COOH producida = moles × masa molar = 0.35714 moles × 60 g/mol = 21.4284 g
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Por lo tanto, el rendimiento teórico de ácido acético (CH₃COOH) es 21.4284 gramos.
Similar Questions
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