Multiple Choice
Hidden Assumptions that make Equilibrium Calculations Easier What Do We Do When the Approximation Fails?
based on the following reaction:
2H2O(g) 2H2(g) + O2(g)
Kc = 2 x 10-42 (at 25oC)
-When solving a problem with the initial conditions outlined below, we rearrange the problem to give an intermediate set of conditions where the concentration of one of the reactants or products is equal to zero.
Fe(CO) 5 Fe(CO) 4 + CO
Initial: 0.10 M 0.10 M 0.005 M
Our choice of whether to push the reaction all the way to the right or all the way to the left is determined by which of the following goals?
A) to make both Qc and Kc large
B) to make both Qc and Kc small
C) to bring Qc as close as possible to Kc
D) to make the difference between Qc and Kc as large as possible
Correct Answer:

Verified
Correct Answer:
Verified
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