The Reaction Below Was Studied at a High Temperature

question 2

Multiple Choice

The reaction below was studied at a high temperature.At equilibrium,the partial pressures of the gases are as follows: PCl₅ = 1.4 × 10−⁴ atm,PCl₃ = 2.4 × 10−² atm,Cl₂ = 3.0 × 10−¹ atm.What is the value of K for the reaction? PCl₅(g) ⇌ PCl₃(g) + Cl₂(g)

• A) 4.3 × 10−⁴
• B) 0.019
• C) 0.32
• D) 51
• E) 2.3 × 10³

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