A vessel at 1000 K contains CO2 with a pressure of 0.5 atm. Some of the CO2 is converted into CO on the addition of graphite. If the total pressure at equilibrium is 0.8 atm, the value of K is_________.
1.8 atm
3 atm
0.3 atm
0.18 atm
A
3 atm
B
1.8 atm
C
0.3 atm
D
0.18 atm
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Solution
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The reaction is, CO2+C→2CO
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