The equilibrium constant for the reaction `CO_((g)) + H_(2) O_((g)) hArr CO_(2(g)) + H_(2(g)) ` is 5. How many moles of `CO_(2)` must be added to I lit container already containing 3 moles of each of CO and `H_(2)`O to make 2M equilibrium concentration of CO ?
A
15
B
19
C
5
D
20
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The correct Answer is:
b
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