129 
VALEURS k DES SOLUTIONS SALINES. 
10 grammes de sel sur 100 gr. d'eau. 
a... 30°... 0.00215 A. Care 299200021 1EAR Gn I 10/00206 2A. 
0.00215 X 500 = 1.075 V. 0.00211 x 500 = 1.055 V. 0.00206 X 500 = 1.030 V. 
1.075 X 1.11 = 1.193 Volt. 1.055 x 1.1 = 1.161 Volt. 1.030 x 1.18 = 1.215 Volt. 
Ff? 
1.193 + 0.003... 0.000009 
dei - ar 84 
45+ 3 625 
3.569 > f2=0.001475 
Jim De 
AV = 1.190 Volt. 0.000246 
0.6745 Le = + 0.011 V 
2 Fe 3 SO, + 9 Aq. 
5 grammes de sel sur 100 gr. d'eau. 
VASE N°. 10. 
VASE N°. 11. 
d= 4.05 mM. d=435 mM. 
m=0.438 „ m=0.412 „ 
Ee. 89.25... 0.00322 A. x AA ODD AI 
Resistance introdnite: 500 Ohm. 
0.00416 X 500 = 2.080 V. 
0.00322 X 500 = 1.610 V. 
VASE N°. 12. 
d=445 mM. 
m = 0.480 „ 
w... 38°... 0.003804 A. 
0.003804 X 500 = 1.520 V. 
Réduction à d=4mM., m = 0.400 mM. 
438 \? 
} 4 
1.010 rs X (jo 
= 9.080 x ad 
HAN? 
400 
4 
58 en 4 
1520 x 4 x ( 
ZO 
TD © 
..= 1.610 X 1.18 =1.900 Volt. = 2.080 X 0.975= 2.050 Volt. = 1.520 X 1.3 = 1.976 Volt. 
he 
1.900 — 0.065. . 0.004225 
2.050+ 55... 3025 
BEE ff... 121 
5.896 > f2=0.007371 
3 re 
AV = 1.965 Volt. 0.001228 
E Sens 
0.6745 1 5 = + 0.022 V. 
7.5 grammes de sel sur 100 gr. d’eau. 
VASE N°. 10. 
a... 84°... 0.00259 A. 
0.00259 X 500 = 1.295 V. 
1.295 X 1.18 = 1.528 Volt. 
VASE N°. 11. 
uw... 38°... 0.00304 A. 
0.00304 X 500 = 1,520 V. 
1.520 X 0.975 = 1.482 Volt. 
f? 
1.528 40.050... 0.002500 
482 + Cod 16 
424 — 54... 2916 
4.434 > f?=0.005432 
AV = 1.478 Volt. 
> f? 
0.6745 
0.000905 
= + 0.020 V. 
VASE N°. 12. 
a... 90°,3... 0.00219 A. 
0.00219 X 500 = 1.095 V. 
1.095 X 1.3 = 1.424 Volt. 
