princemajors28 princemajors28
  • 04-03-2022
  • Chemistry
contestada

When radioactive thorium (Th) decays it emits a beta particle and produces protactinium (Pa) as seen in the nuclear equation. The atomic mass of thorium missing in the nuclear equation must be A) 233. B) 234. C) 235. D) 238.

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delgadodorvilus
delgadodorvilus delgadodorvilus
  • 07-03-2022

Answer:

B

Explanation:

234 i did this on usatestprep

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