Bromine has two isotopes having the relative abundance as "Bras 50.51% and Bras = 49.49%.the average atomic mass of bromine is
Correct answer: C. 79.5
- A. 81
- B. 80
- C. 79.5
- D. 79
Explanation
In summary, option c (79.5) is the correct answer based on the weighted average of the isotopes considering their relative abundances.
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Mole calculations connect mass, number of particles and Avogadro's number, while balanced equations provide the mole ratios used in stoichiometry. Questions cover limiting and excess reactants, theoretical yield and percentage yield, including identifying which reactant is consumed first and comparing the actual product with the maximum possible product.
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