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:
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Explanation:
Subes a la cima de la torre.
Answer:
it says : visit the following link to learn some Recepise pick one of 15,20,30 minutes it has to include chicken you are preparing the Recepise for a friend and she/ he "asks" you how you prepared it, explain in your own words how you did it use full sentences.
