February 25, 2017

Homework Help: chemistry

Posted by alex on Saturday, April 20, 2013 at 9:57am.

A 0.0583 mol sample of formaldehyde vapour, CH2O, was placed in a heated 0.359 L vessel and some of it decomposed. The reaction is CH2O(g)---> H2(g) + CO(g). At equilibrium, the CH2O concentration was 0.0449 M. What is the value of Kc for this reaction?

my answer was 0.00295 but i don't think that's correct

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