Be sure to answer all parts. 237 Np decays by a-particle emission and has a half-life of 2.20 × 10⁰ years. 93 (237 Np=237.0 g/mol) (a) What is the activity, in millicuries, of a 0.670-g sample of 237 0.51 llicuries 237 (b) Write a balanced nuclear equation for the decay of 93 237 4 233 93 Np 2 He+ 91 Pa Np 93 Np.

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Be sure to answer all parts.
237
Np decays by a-particle emission and has a half-life of 2.20 × 100 years.
93
(237 Np=237.0 g/mol)
(a) What is the activity, in millicuries, of a 0.670-g sample of
237
0.51 x llicuries
237
(b) Write a balanced nuclear equation for the decay of Np.
93
237
4
233
93 Np 2 He+ 91 Pa
Np
93
Transcribed Image Text:Be sure to answer all parts. 237 Np decays by a-particle emission and has a half-life of 2.20 × 100 years. 93 (237 Np=237.0 g/mol) (a) What is the activity, in millicuries, of a 0.670-g sample of 237 0.51 x llicuries 237 (b) Write a balanced nuclear equation for the decay of Np. 93 237 4 233 93 Np 2 He+ 91 Pa Np 93
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