Question
Asked Dec 9, 2019
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Calculate the pressures (in atm) of all species at equilibrium in a mixture of NOCl, NO, and Cl2 produced when a sample of NOCl with a pressure of 14.4 atm comes to equilibrium according to this reaction.
2 NOCl(g)  2 NO(g) + Cl2(gKp = 3.8 ✕ 10−4 at 151°C
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Step 1

Given:

Pressure of NOCl = 14.4 atm.

Kp = 3.8 ✕ 10−4 

2 NOCl(g) → 2 NO(g) + Cl2(g)

Step 2

Expression for equilibrium constant Kp is given by,

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(Pvo) (Pal,) (Pмо. Kp Cl. (PNOCI)? ||

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Step 3

ICE table is gi...

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NOCI Cl2 NO Initial 0.0 14.4 atm Change Equilibrium -2x +2x +x 14.4 - 2x 2x

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