Presentation is loading. Please wait.

Presentation is loading. Please wait.

SOLUTIONS AQUEUSES. soluté solvant 10 g sel 500 mL eau.

Similar presentations


Presentation on theme: "SOLUTIONS AQUEUSES. soluté solvant 10 g sel 500 mL eau."— Presentation transcript:

1 SOLUTIONS AQUEUSES

2

3

4

5

6 soluté solvant

7 10 g sel 500 mL eau

8 n = ? V= 500 mL

9

10 PAR DISSOLUTION D’UN COMPOSE SOLIDE

11 KMnO g/mol 0,05 mol/L 100 mL = 0,100 L m = M  C  V [g] [g.mol -1 ] [mol.L -1 ] [L] m = M  C  V [g] [g.mol -1 ] [mol.L -1 ] [L] m = M  C  V= 158  0,05  0,100 = 0,79 g

12 0,79 g

13

14

15

16 PAR DILUTION D’UNE SOLUTION EXISTANTE

17 Soluté : mère fille C 0 = C 1 = V 0 = V 1 = Soluté : mère fille C 0 = C 1 = V 0 = V 1 = KMnO 4 0,05 mol/L 0,005 mol/L 100 mL ? n 0 = n 1 C 0 V 0 = C 1 V 1 10 mL


Download ppt "SOLUTIONS AQUEUSES. soluté solvant 10 g sel 500 mL eau."

Similar presentations


Ads by Google