si se desea preparar una disolucion de 2-metil-2-etil-4-noneno donde su pureza es igual a 78%. Si la disolucion es de una concentracion de 4.33 molar cuanto se tiene que pesar para realizar la doisolucion en 689ml

the food using pesticides in the future will harm you by giving you diseases like cancer or something since they have things that we should not eat in it like chemicals or pesticides. that is why organic food is more expensive because they take the time to make it right and healthy for you to eat.

explanation:

the correct answer would be b. amelia, because the particals of gas move really fast (charged particals) and gas also has a lot of room (particals move independently) so the only answer that has both of those is amelia's.