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Questions tagged [equilibrium]

The state in which both reactants and products are present at concentrations which have no further tendency to change with time.

4 votes
1 answer
578 views

Interpreting equilibrium equations correctly

I've watched over this Khan video titled "Reactions in Equilibrium" and am still confused on the interpretation of equilibrium. Reactions in Equilirbium $\ce{N2(g) + 3H2(g) <=>2NH3(g)}$ ...
7 votes
1 answer
4k views

$K_{eq} $ vs $K_c$

I was wondering if there was a difference between $K_{eq}$ and $K_c$. I think they both refer to the Equilibrium Constant. If I'm wrong, could you please tell me the difference between the two? Thanks!...
1 vote
0 answers
830 views

Selectivity Coefficients of Ion Exchange Resins - Selectivity Reversal with TDS / Ionic Strength

I'm currently studying ion exchange resins and generally getting a bit stuck on some points of information which I do not fully understand / are not very well explained within the literature. I ...
9 votes
1 answer
3k views

Simultaneous equilibria

Rephrasing: The following reactions are a small example of my big system $$(1)\ \ce{A + B <=> AB}$$ $$(2)\ \ce{AB -> CB}$$ $$(3)\ \ce{A -> C}$$ $$(4)\ \ce{C + B <=> CB}$$ with $$\...
7 votes
1 answer
217 views

Are redox half-reactions "real"?

Are the half-reactions used in analyzing redox reactions a real thing or are they a conceptual shortcut? Is there a way to, however briefly, run a half-reaction by itself without the corresponding ...

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