Answer:
In a chemical reaction, only the atoms present in the reactants can end up in the products. No new atoms are created, and no atoms are destroyed. In a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.
Explanation:
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The scientist that invented a model that shows the electron cloud is Neil Bohr. <span />
Allelopathy, the pine needles make the ground more acidic so weeds cannot grow and steal nutrients the tree needs
