Chemistry Archive: Questions from April 16, 2023
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Complete la siguiente tabla de reacciones y la expresión de
K sp para calcular la solubilidad del hidróxido de
aluminio.
Opciones: 3S , 3S 3 , 9S 4 , 27S
3 , 9S 3 , S 2 , 9S 2 ,
3S 2 ,0 ,S ,27S 4 ,S
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55- Calcular con el número correcto de cifras
significativas.
a/ [(1,7 x 10^6) / (2,63 x 10^5)] + 7,33
b/ (568,99 - 232,1) / 5,3
c/ (9443 + 45 - 9,9) x 8,1 x 10^6
d/ (3,14 x 2,4367) - 2,34
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