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A mixture of 3.0 moles of SO2, 4.0 mole...

A mixture of 3.0 moles of `SO_2, ` 4.0 moles `NO_2,` 1:0 mole of `SO_3` and 4.0 moles of NO is placed in a 2.0-litre vessel.
`SO_2(g) + NO_2(g) Leftrightarrow SO_3(g) + NO(g)`
At equilibrium, the vessel is found to contain 1.0 mole of `SO_2.`
(a) Calculate the equilibrium concentrations of `SO_2, NO_2, SO_3, and NO.`
(b) Calculate the value of `K_c.`

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The correct Answer is:
0.5M, 1.0M, 1.5M; 9.0
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