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Consider the Reaction H2 + I2 2HI for Which ×\times

Question 30

Multiple Choice

Consider the reaction H2 + I2 Consider the reaction H<sub>2</sub> + I<sub>2</sub> 2HI for which K<sub>c</sub> = 43.6 at a high temperature.If an equimolar mixture of reactants gives the concentration of the product to be 0.50 M at equilibrium,determine the equilibrium concentration of the hydrogen. A) 7.6 \times 10<sup>-2 </sup>M B) 1.1 \times 10<sup>-1</sup> M C) 3.8 \times 10<sup>-2 </sup>M D) 1.3 \times 10<sup>1 </sup>M E) 5.7 \times 10<sup>-3 </sup>M 2HI for which Kc = 43.6 at a high temperature.If an equimolar mixture of reactants gives the concentration of the product to be 0.50 M at equilibrium,determine the equilibrium concentration of the hydrogen.


A) 7.6 ×\times 10-2 M
B) 1.1 ×\times 10-1 M
C) 3.8 ×\times 10-2 M
D) 1.3 ×\times 101 M
E) 5.7 ×\times 10-3 M

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