what do you think you know about physics, physics is the study of matter under the effect of energy, but does this includes solid states bodies, atoms at ground states, object at microscopic size or object moving faster than light? these and more is what prompt me to ask again what is physics?
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what element has 82 protons and a mass number of 207
the element with 82 proton has an atom with an atomic number of 82 and
the element is lead.
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