Propriétés des solutions Flashcards

(9 cards)

1
Q

Conventration

A

Quantité de soluté sur quantité totale solution
C=m/v g/L

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2
Q

% m/m

A

Masse soluté(g) / m solution g x100

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3
Q

%m/v

A

M soluté g/ v solution ml x100

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4
Q

%v/v

A

V soluté ml /v solution ml x100

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5
Q

Ppm

A

Nbr de parties de soluté dissous dans un million de parties de solutions
1ppm = 1g/1x10^6g =1mg/1x10^6mg = 1mg/1kg = 1g/1x10^6ml

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6
Q

Dilution

A
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7
Q

Élecrtrolytes

A

Conductibilité éléctrique: capacité d’une solution à laisser passer le courant électrique
Electrolytes: une fois dissoute dans eau permet passage du courant électrique

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8
Q

Fait de quoi électrolyte

A

Hydogyne + atome metalique ou ions polyatomique

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9
Q
A
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