The Student Room Group

Equilibrium Concentrations

Hi there, I'm having trouble trying to work out equilibrium concentrations when you only know the inital conc. of the reactants.
I need to work out the eq. concs of the reactants and products from the reaction catalysed by hexokinase:

ATP + glucose <===> ADP + glucose-6-phosphate

ATP conc. initially is 10mM and glucose is 20mM
pH 7, temp. 25 'C


That's all I'm given.
With Keq = [reactants]/ [products] I've got to Keq = / (10-x)(20-x)

But after that my bad maths skills lose me. I dunno where to go from there. Any help would be greatly appreciated!
Cheers
Reply 1
PS If it is at equilibrium then Keq = 1 right? I might be able to do it i that's the case.
no, at equilibrium K does not equal 1

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