Nitric Oxide Reacts with Oxygen to Form Nitrogen Dioxide

question 107

Multiple Choice

Nitric oxide reacts with oxygen to form nitrogen dioxide:
2 NO(g) + O₂(g) ⇌ 2 NO₂(g)
What is K_c for the forward reaction if the equilibrium concentration of NO is 0.200 M,O₂ is 0.100 M,and NO₂ is 0.250 M at 25°C?

• A)8)00 × 10^-2
• B)6)41 × 10^-2
• C)12.5
• D)15.6

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Definitions:

Ballet Corps

The group of dancers in a ballet company who perform as an ensemble, often accompanying the principal dancers.

Dance Theater of Harlem

A renowned ballet company and school based in New York City, known for being one of the first African-American ballet companies in the world.

Ballet Corps

The group of dancers in a ballet company who perform together and are not soloists, often synchronizing movements in ensemble work.

Dance Theater of Harlem

A renowned American ballet company and school that promotes diversity in the performance arts, founded in New York City in 1969.