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10 February, 06:56

At 740°C, the Keq is 0.0060 for this equation:

CaCO3 (s) CaO (s) + CO2 (g).

What is Q if [CO2] = 0.0050 M?

A] 0.0060

B] 0.012

C] 0.0050

D] 0.010

E] 0.015

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Answers (1)
  1. 10 February, 07:17
    0
    In the Keq equation, solids aren't included. Because CO2 is the only molecule actually included in this equation, the answer is C. 0.0050
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