A 100 l flask containing 148 g nahco3 is evacuated and

At 125°C, Kp = 0.25 for the following reaction.

2 NaHCO3(s) Na2CO3(s) + CO2(g) + H2O(g)

A 1.00 L flask containing 14.8 g NaHCO3 is evacuated and heated to 125°C.

a) Calculate the partial pressures of CO2 and H2O after equilibrium is established

b) Calculate the masses of NaHCO3 and Na2CO3 present at equilibrium.

c) Calculate the minimum container volume necessary for all the NaHCO3 to decompose.

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