ans)Â Â Â Â Â as NH4 CO2NH2 is solid ,Kp
includes the active mass of NH4CO2NH2.
                     Â
Kp =Â Â P2NH3 *Â Â Â P
CO2
          Â
2.9 * 10-3 Â Â Â Â =
    ( 2X)2 * X
                Â
X3 = 2.9 * 10-3Â Â /4Â Â =
0.75 * 10-3
     BY
SOLVINGÂ Â Â Â x =Â Â Â Â Â
0.025 atm
               Â
PTOTALÂ Â EQMÂ Â Â Â = 2
PNH3 + P CO2
                                                    Â
= 2* 0.025 + 0.025
                              Â
=Â Â Â Â 0.075 atm
           Â
thank u