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Definition Flashcards

(14 cards)

1
Q

Solvant

A

Substance la plus abondante

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2
Q

Solute

A

Substance moins abondant (invisible dans salivant)

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3
Q

Electrolyte

A

Toute substance sous from d’ions dans l’eau.
Électrolyte les plus courant
-les acide
-les sels
-les hydroxide (NaOH, Ba(OH)2)

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4
Q

Как определить sels soluble ?

A

1) cation 1 group Li+, Na+, K+,Rb+,Cs+) ou NH+4 (ammonium)
2) Anion nitrate (NO3)- ou acétate (CH3CO2)-
3) Anion halogénure Cl-,Br-,I-
sauf si le cation est Ag+,Pb2+
4. Anion sulfates SO4(2-)
sauf si le cation est Ag+,Ca2+,Sr2+,Ba2+,Pb2+

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5
Q

Insaturé
Sature
Sursaturé

A

Ненасыщенный (dissolution (растворение )
Sature (насыщенный ) ничего не происходит)
Sursaturé (перенасыщенной ) осадок

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6
Q

Kps

A

Product solubilité constant

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7
Q

Diminuer la solubilité

A

Favoriser la formation de précipité

(Уменьшение растворимости - меньше молекул в растворе)

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8
Q

Растворимость уменьшается, когда

A

вы добавляете общие ионы.

Это как “перегруженная вечеринка”, где лишние гости вытесняются.

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9
Q

Ksp низкая , растворимость мала , слабо растворимая соль

A

Она выпадет в осадок

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10
Q

Ks petit , la reaction va vers la gauche (reactive)

Ks grand , la reaction va vers la droit (produite)

A

Kc =inf если A ,B =0. Réaction unidirectionnel and complete .
Kc=0. Reaction ce fait pas du toute.

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11
Q

Ks, Qc- only gas!
Kp only gas ! Other don’t have pressure

A
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12
Q

Kc change que avec

A

Le T

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13
Q

Qc<Kc- la réaction déplacée vers la droit ( образование продуктов ).

A

Qc >Kc la réaction déplacé vers la gauche , (образование réactif)

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14
Q

Link between Kc и Kp

A

Kp=Kc(RT)^n

n=(c+d)-(a+b)

*когда работаешь с Kp, unite is kPa и atm. Константа R меняется .

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