Calcula la composición centesimal del cloruro de bario y nitrato de potasio?
Calcula la composición centesimal del cloruro de bario y nitrato de potasio.
En resumen
Cloruro de bario BaCl2 calcular masa molecular Ba : 1 x 137. 33 = 137. 33 g / mol Cl : 2 x 35. 45 = 70. 9 g / mol `````````````````````````````````````````` Mm = 208. 23 2. Calcular % Bario 208. 23 g - - - - - - - 100 % 137. 33 g - - - - - - - x x = 65.
Mejor respuesta
Cloruro de bario
BaCl2
calcular masa molecular
Ba : 1 x 137.
33 = 137.
33 g / mol
Cl : 2 x 35.
45 = 70.
9 g / mol
`````````````````````````````````````````` Mm = 208.
23
2.
Calcular %
Bario
208.
23 g - - - - - - - 100 %
137.
33 g - - - - - - - x
x = 65.
95 % Ba
Cloro
208.
23 g - - - - - 100 % 70.
9 g - - - - - x
x = 34.
05 % Cl
````````````````````````````````````````
nitrato de potasio
KNO3
K : 1 x 39.
09 = 39.
09 g / mol
N : 1 x 14 = 14 g / mol
O = 3 x 16 = 48 g / mol
```````````````````````````````````` Mm = 101.
09 g / mol
calcular %
K
101.
09 g - - - - - - 100 % 39.
09 g - - - - - - x x = 38.
67 % K
Nitrógeno
101.
09 g - - - - 100 % 14 g - - - - x x = 13.
85 % N
Oxigeno
101.
09 g - - - - - 100 % 48 g - - - - - x x = 47.
48 % O.
Preguntas relacionadas de Química
¿Cual es la composición centesimal del permanganato de potasio (KMnO4)?
Calcular Mm KMnO4 K : 1 x 39 = 39 g / molMn : 1 x 54. 93 = 55 g / mol O : 4 x 16 = 64 g / mol````````````````````````````````````````` Mm = 158 g / mol Potasio 158 g - - - - - - 100 % 39 g - - - - - - x x = 24. 68 % K…
1 respuesta 10
Calcular la composicion centesimal del permanganato de potasio?
1. Calcular Mm KMnO4 K : 1 x 39 = 39 g / mol Mn : 1 x 55 = 55g / mol O : 4 x 16 = 64 g / mol``````````````````````````````````` Mm = 158 g / mol 2. Calcular % de cada elemento Potasio 158 g - - - - - 100 % 39 g - - - -…
1 respuesta 8