Ch 14 & 15(gas And Acid Quilibrium Flashcards

1
Q

Reversing a reaction

Multiply or dividing reaction

Adding reactions

A

1/k

(K)^n or (k)^1/n

Krxn1 X Krxn2

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2
Q

Partial pressure

A

Pi = (M)RT

Kp= Pb/ Pa

Kp= Kc(RT)^delta n

Delta n = (coefficients of products coefficients of reactants)

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3
Q

Q rxn quotient

A

Products/ reactants

But use initial concentrations or pressures

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4
Q

Q>K

Q

A

Excess products

Lack of products

Equilibrium

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5
Q

Increase volume

A

Equi shifts to side with greater mols of gas

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6
Q

Decrease volume

A

Equi shifts to lesser side of mols of gas

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7
Q

Increase temperature

A

Equi shift away from heat side

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8
Q

Decrease temp

A

Equi shifts toward heat side

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9
Q

Strong acids

A

HCl, HBr, HI, HNO3, HClO4, H2SO4

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10
Q

Weak acids/ bases

A

Always in water

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11
Q

Amphoteric

A

Can act as base or acid

Water, hydrogen carbonate, HPO4^2-

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12
Q

Ph=

A

-log([H3O])

14-POH

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13
Q

POH

A

-log([OH-])

14-PH

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14
Q

[H3O]

[OH-]

A

10^-PH

10^-POH

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15
Q

kW=

A

[H3O][OH]

1.0x 10^-14

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16
Q

Ka=

A

10^-Pka

17
Q

Weak acid or base

Strong acid or base

A

Use ICE table

Use pH pOH stuff

18
Q

Small X approximation check

A

X/ initial x100 =%

19
Q

Equilibrium constant

A

Products/ reactants

Exclude liquids and solids