Writing the pressure equilibrium expression for a heterogeneous equilibr Write the pressure equilibrium constant expression for this reaction. CaCO3(s)→CaO(s) + CO₂(g)

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Q: The measured Eocell=+2.222 V. Using EoMg2+/Mg= -2.372 V, calculate Eo Sn2+/Sn in volts

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