part 1&2

A quantity of 0.29 mole of carbon dioxide was heated to a certain temperature with an excess of graphite in a closed container until the following equilibrium was reached: C(s)+CO2(g)2CO(g) Under these conditions, the average molar mass of the gases was 35.1molg. Part 1 of ? Calculate the mole fractions of CO and CO2. Be sure your answer has the correct number of significant digits. The mole fraction of CO is The mole fraction of CO2 is Part 2 of 2 What is KP if the total pressure is 11.3atm ? Be sure your answer has the correct number of significant digits