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Question
Write the expression for the equilibrium constant, Kc for the following reactions:
\[\ce{2Cu(NO3)2 (s) ⇌ 2CuO (s) + 4NO2 (g) + O2 (g)}\]
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Solution
`"K"_"c" = (["CuO"_(("g"))]^2["NO"_(2("g"))]^4["O"_(2("g"))])/(["Cu"("NO"_3)_(2("s"))]^2)`
`= ["NO"_(2("g"))]^4 ["O"_(2("g"))]`
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| (ii) \[\ce{2NH3 (g) ⇌ N2 (g) + 3H2 (g)}\] | (b) `K_c^(1/2)` |
| (iii) \[\ce{1/2 N2 (g) + 3/2 H2 (g) ⇌ NH3 (g)}\] | (c) `1/K_c` |
| (d) `K_c^2` |
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