When three elements are arranged in ascending order of their atomic masses, atomic
mass of the middle element is nearly Same as the _______ of atomic masses of the
other two elements
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When three elements are arranged in ascending order of their atomic masses, atomic
mass of the middle element is nearly Same as the _______ of atomic masses of the
other two elements
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mass of the middle element is nearly same as the average of atomic masses of the other two elements
Answer:
i think 1st answer is correct