Answer:
the number of protons in the nucleus of an atom. the number of protons define the identity of an element
22Na and 23Na is the notation that represents different isotopes of the element sodium.
Answer:You didn't provide examples
Explanation: Groundwater can cause erosion under the surface as it moves through the soil. During the movement an acid is formed which what causes erosion and deposition.
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Answer:
you would way more bc the weight you are on earth lets say you weigh 150 lbs when you get to the moon that is lighter than earth you would weigh about 10 lbs
therefore if you was on a planet heavier than earth you would weigh more than u do on earth
Explanation: