Answer:
The existence of isotopes contradicts part of Dalton's original atomic theory because he said all atoms of a given element are identical have the same mass size and chemical properties.
Explanation:
Answer:
primera: es la uno y la segunda es la dos
Explanation:
El baño está cerca de aquí
Que yo no entiendo nada :))))))))))
La vida in Spanish means the life in english. SO you can say 'Mi vida es bueno', saying that your life is good.
