A certain element (E) has three isotopes with the masses 23.9858 amu, 24.9858 amu, and 25.9826 amu. The average atomic mass of this element is 24.31 amu. Which of the following statements are TRUE? I. The chemical symbol of this element is 24E II. 25 E has 25 neutrons III. We can identify the most abundant isotope IV. The nucleus of 26E has the largest positive charge
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