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Nitrogen and Oxygen Gases May React to Form Nitrogen Monoxide

Question 44

Multiple Choice

Nitrogen and oxygen gases may react to form nitrogen monoxide.At 1500 °C,Kc equals 1.0 × 10−5. N2(g) + O2(g) Nitrogen and oxygen gases may react to form nitrogen monoxide.At 1500 °C,K<sub>c</sub> equals 1.0 × 10−<sup>5</sup>. N<sub>2</sub>(g) + O<sub>2</sub>(g)    2 NO(g)  If 0.030 mol N<sub>2</sub> and 0.030 mol O<sub>2</sub> are sealed in a 1.0 L flask at 1500 °C,what is the concentration of NO(g) when equilibrium is established? A)  3.0 × 10−<sup>7</sup> M B)  4.7 × 10−<sup>5</sup> M C)  9.5 × 10−<sup>5</sup> M D)  3.0 × 10−<sup>2</sup> M E)  9.1 × 101 M 2 NO(g)
If 0.030 mol N2 and 0.030 mol O2 are sealed in a 1.0 L flask at 1500 °C,what is the concentration of NO(g) when equilibrium is established?


A) 3.0 × 10−7 M
B) 4.7 × 10−5 M
C) 9.5 × 10−5 M
D) 3.0 × 10−2 M
E) 9.1 × 101 M

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