Question: Thorum ( atomic number 9 0 ) decays by emitting a beta particle. Part A What is the atomic number of the resulting nucleus? 8

Thorum (atomic number 90) decays by emitting a beta particle.
Part A
What is the atomic number of the resulting nucleus?
88
89
90
91
92
Thorum ( atomic number 9 0 ) decays by emitting a

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