For the reaction:  P2 (g)  +  3H2 (g)   ⇄   2PH3 (g)   Kp = 8.50 X 10–1 at 45.0 oC.      At equilibrium, the partial pressure of P2 is 2.4 atm and the partial pressure of PH3 is 0.72 atm.   What is the partial pressure of H2 in this equilibrium mixture?

Q: atm

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Q: 1000c

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