After the reaction has gone to completion the pressure

Reference no: EM13386249

The oxides of Group 2A (symbolized by M here) react with carbon dioxide according to the following reaction.

MO(s) + CO2(g) MCO3(s)

A 2.68 g sample containing only MgO and CuO is placed in a 3.03 L container. The container is filled with CO2 to a pressure of 740. torr at 20.°C. After the reaction has gone to completion, the pressure inside the flask is 390. torr at 20.°C. What is the mass percent of MgO in the mixture? Assume that only the MgO reacts with CO2.

Reference no: EM13386249

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