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Chemical equilibrium

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Total cards: 24•Content version: v3•Public deck•Updated: 8/1/2026

Card preview (24)

#1
Front (Question)

In dynamic equilibrium the forward and reverse __ are the same, resulting in no observable change, however the reaction is continuously ____. The concentrations of reactants or products is ___ ___ equal

Back (Answer)

rates, moving, not always

#2
Front (Question)

Equilibrium constant excludes concentrations of pure __ and pure ___, and only looks at ___ solutions and ___. The formula is ____

Back (Answer)

liquids, solids, aqueous, gases, kf/kr = [C]^c[D]^d/[A]^a[B]^b

#3
Front (Question)

Relation of gibbs free energy to keq

Back (Answer)

G° = -RTlnKeq

#4
Front (Question)

Uses concentrations of the reactants and products at any point in the reaction

Back (Answer)

reactant quotient

#5
Front (Question)

If Q < Keq there is a __ concentration of reactants than there is at equilibrium and the reaction proceeds in the ___ direction

Back (Answer)

higher, forward

#6
Front (Question)

If Q = K, the reaction is in ___

Back (Answer)

equilibrium

#7
Front (Question)

If Q > Keq there is a higher concentration of ___ than there is at equilibrium and the reaction proceeds in the ___ direction

Back (Answer)

products, reverse

#8
Front (Question)

The equilibrium constant of the reverse reaction is equal to ___

Back (Answer)

1/kf

#9
Front (Question)

An equilibrium state can be disturbed by a change in __, __ and __

Back (Answer)

concentration, pressure, temperature

#10
Front (Question)

When there is a compression, there is a shift to the side with __ moles of gas, whereas it would shift to the opposite side if there was a __

Back (Answer)

fewer, expansion

#11
Front (Question)

Adding an ____ gas to the equation does not affect equilibrium

Back (Answer)

inert

#12
Front (Question)

when ions in solution react to form an insoluble solid

Back (Answer)

precipitation reaction

#13
Front (Question)

describes the extent to which an ionic compound dissolves in water

Back (Answer)

solubility product constant Ksp

#14
Front (Question)

The more soluble the substance , the __ the Ksp

Back (Answer)

higher

#15
Front (Question)

describes the current state of the solution when ions are dissolved

Back (Answer)

solubility product quotient / ion product constant

#16
Front (Question)

If Qsp < Ksp, the solution is ____ and will shift to dissolve more ___

Back (Answer)

unsaturated, ions

#17
Front (Question)

When Qsp = Ksp, the solution is ___ and __ dissolve more solute

Back (Answer)

saturated, cannot

#18
Front (Question)

When Qsp > Ksp, the solution is ___ and cannot dissolve more solute, and there will be a ___

Back (Answer)

supersaturated, precipitate

#19
Front (Question)

number of moles that can be dissolved per liter of solution until the solution becomes saturated

Back (Answer)

molar solubility

#20
Front (Question)

describes the decrease in solubility of a ionic precipitate when a soluble compound is added to the solution that shares an ion common to the precipitate

Back (Answer)

common ion effect

#21
Front (Question)

When a proton is transferred from one water molecule to another water molecule

Back (Answer)

autoionization

#22
Front (Question)

ka is given by the _____

Back (Answer)

(conjugate acid)(conjugate base)/ acid

#23
Front (Question)

kb is given by the _____

Back (Answer)

(conjugate base) (conjugate acid)/base

#24
Front (Question)

Kw = ____ for the acid and its conjugate base

Back (Answer)

ka (kb)