Directions: Fill in the 12 steps in the decay of U-235 in the diagram below.
Begin with U-235 and finish with an
isotope of lead. The particles emitted in each step are listed below. Use the periodic table to find information about
mass numbers, atomic numbers, and chemical symbols. Place the correct symbol in the space corresponding to the
correct mass number and atomic number.
Answers: 3
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Directions: Fill in the 12 steps in the decay of U-235 in the diagram below.
Begin with U-235 and f...
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