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How Will the Reaction Proceed?

APCHEM-ULFMU4

For the reaction $N_2O_4(g) ⇄ 2 NO_2(g)$, a reaction mixture initially contains both substances at STP.

If $K_p$ = 1.5 at this temperature, which of the following statements is TRUE before any reaction occurs?

A

The reaction is at equilibrium.

B

The reaction will proceed to the right.

C

The reaction will proceed to the left.

D

The initial reaction mixture will remain unchanged when the reaction occurs.