Answers
Answer 1
Atoms of the same chemical element do not always have the same mass because, although the number of protons in the nucleus is the same for all atoms of the same element, the number of neutrons is not. Most elements as they occur naturally on earth are mixtures of several isotopes
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Answer 2
Answer:
NO two atom of the same element are typically not identical.EXPLANATION : First of all there is a range of possible states that the electron of an atom can occupy . Two atoms of the same element can be different ifif their electrons are in different states. here is the answer hope It help you please please mark as brainliest
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