Problem: Write the following equilibrium-constant expressions: (a) Kc for Cr (s) + 3Ag+ (aq) ⇌ Cr3+ (aq) + 3Ag (s), (b) Kp for 3Fe (s) + 4H2O(g) ⇌ Fe3O4 (s) + 4H2 (g).

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Write the following equilibrium-constant expressions: 

(a) Kc for Cr (s) + 3Ag+ (aq) ⇌ Cr3+ (aq) + 3Ag (s), 

(b) Kp for 3Fe (s) + 4H2O(g) ⇌ Fe3O(s) + 4H2 (g).

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Our tutors have indicated that to solve this problem you will need to apply the Equilibrium Expressions concept. If you need more Equilibrium Expressions practice, you can also practice Equilibrium Expressions practice problems.

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