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Isotopes can both be the same element but have a different number of electrons
Explanation: not sure if more was supposed to be there, but i tried
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14min i think im not quite sure
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<h3>since erosion is unavoidable the problem becomes discovering ways to prevent it. present beach erosion prevention methods include sand bags,vegetation,seawalls,sand dunes,and sand fences.</h3>
Alveoli are tiny balloon shaped structures and are the smallest passageway in the respiratory system. The alveoli are only one cell thick, allowing the relatively easy passage of oxygen and carbon dioxide (CO2) between the alveoli and blood vessels called capillaries.
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Hi where is question. Hope you understand me
