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The atomic masses of 79br35 (50.69 percent) and 81br35 (49.31 percent) are 78.9183361 and 80.916289 amu, respectively. calculate the average atomic mass of bromine. the percentages in parentheses denote the relative abundances.
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The atomic masses of 79br35 (50.69 percent) and 81br35 (49.31 percent) are 78.9183361 and 80.916289...
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