there are two isotopes of the element X. 75% of existing element X is in the form X-33, which has a mass of 33.0132 amu. 25% of existing element X is in the form X-34, which has the mass of 34.0260 amu. what is the average atomic mass of element X? what could be the identity of elemnet X?
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there are two isotopes of the element X. 75% of existing element X is in the form X-33, which has a...
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