2 mol of SO_2 and 1 mol of O_2 are heated in a closed vessel to reach the equilibrium: 2SO_2 (g) + O_2 (g) ⇌ 2

### Question Asked by a Student from EXXAMM.com Team

Q 1118712600.     2 mol of SO_2 and 1 mol of O_2 are heated in a closed vessel to reach the equilibrium:

2SO_2 (g) + O_2 (g) ⇌ 2 SO_3 (g).

The equilibrium mixture exerted a pressure of 5 atm and required 1/3 mol of K_2Cr_2O_7 in acidic medium. Find the K_p for the reaction.
A

0.6 

B

2.0 

C

1.0 

D

1.5`

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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