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Given Kc starting with certain moles in container, calculate concentration

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The equillibrium constant Kc for the reaction shown is 2.18 x 10^6 at 730 deg. C.
H2(g)+Br2(g) <--> HBr(g)
Starting with 3.30 moles of HBr in a 12.0 L reaction vessel, calculate the concentration of H2, Br2, and HBr at equil.

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It finds the equillibrium concentrations given Kc. The solution was rated '5/5' by the student who posted the question originally.

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H2(g)+Br2(g) f/r 2HBr(g)

Let us assume the concentration of H2 and Br2 at equilibrium be x/12.

Hence,
concentration of HBr = (3.30 - ...

Solution provided by:
Amrit Lal Ahuja, PhD (IP)
Education
  • BEng, Allahabad University, India
  • MSc , Pune University, India
  • PhD (IP), Pune University, India
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