At a certain temperature the following equilibrium is established `CO(g)+NO_2(g)hArrCO_2(g)+NO(g)` One mole of each of the four gas is mixed in one li

Question

At a certain temperature the following equilibrium is established `CO(g)+NO_2(g)hArrCO_2(g)+NO(g)` One mole of each of the four gas is mixed in one li

At a certain temperature the following equilibrium is established `CO(g)+NO_2(g)hArrCO_2(g)+NO(g)`
One mole of each of the four gas is mixed in one litre container and the reaction is allowed to reach equilibrium state.When excess of baryta water `(Ba(OH)_2)` is added to the equilibrium mixture, the weight of white ppt. `(BaCO_3)` obtained is 236.4 gm.The equilibrium constant `K_C` of the reaction is (Ba=137)
A. 1.2
B. 2.25
C. 2.1
D. 3.6

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
`{:(,CO(g)+,NO_2(g)hArr , CO_2(g)+,NO(g)),(t=0,"1 mole","1 mole","1 mole","1 mole"),(At eq. , 1-x,1-x,1+x,1+x):}`
`CO_2+Ba(OH)_2 to BaCO_3`
mole of `BaCO_3=263.4/197=1.2`
So mole of `CO_2` at eq. =12
or 1+x=1.2
x=0.2
`K_C=((1+x)/(1-x))^2=((1.2)/(0.8))^2 =2.25`

5 views Answered 2023-02-05 15:29