Chemistry, 07.10.2019 04:10 texassaint797

La nicotina, extraida a partir de las hojas de tabaco, es un liquido completamente miscible con agua a temperturas inferiores a 60°c krh20 (constante crioscopica)= 1,86
a) cual es la molalidad de la nicotina en una disolucion acuosa que empieza congelar a los -0,450°c

b) si la disolucion se obtiene disolviendo 1,921 (g) de nicotina en 48,92 g de h2o. ¿cual debe ser la masa molar de la nicotina?

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