# Problem: At 650 K, the reaction MgCO3(s) ⇌ MgO(s) + CO2(g) has Kp = 0.026. A 12.6 L container at 650 K has 1.0 g of MgO(s) and CO2 at P = 0.0260 atm. The container is then compressed to a volume of 0.600 L. Find the mass of MgCO3 that is formed.

###### FREE Expert Solution

Given reaction: MgCO3(s) ⇌ MgO(s) + CO2(g

Solve moles CO2:

nCO2 = 6.14 x 10-3 mol CO2

Solve moles MgO:

0.0248 mol MgO

ICE Chart(reverse reaction during compression) 85% (304 ratings) ###### Problem Details

At 650 K, the reaction MgCO3(s) ⇌ MgO(s) + CO2(g) has Kp = 0.026. A 12.6 L container at 650 K has 1.0 g of MgO(s) and CO2 at P = 0.0260 atm. The container is then compressed to a volume of 0.600 L. Find the mass of MgCO3 that is formed.

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