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The value of Kp for the reaction 2H2O(...

The value of `K_p` for the reaction
`2H_2O(g) +2Cl_2(g) iff 4HCl(g) +O_2(g),`
is 0.035 atm at `400^@C`, when the partial pressure are expressed in atmosphere. Calculate the value of `K_c` for the same reaction.

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