Question 19 3 pts 219 The isotope Rn decays by a-emission. What is the new nucleus...
219 The isotope Rn decays by a-emission. What is the new nucleus 86 that forms? o 219 Fr 87 0 217 po 84 o 223 Ra 88 o 215 Rn 84 O 215 84 Ро
Question 19 5 pts When a Fr-223 atom with 87 protons undergoes TWO successive alpha decays, what is the daughter nucleus after the second decay? o Rn-222 with 86 protons @ Po-219 with 84 protons Th-227 with 92 protons Po-215 with 84 protons Bi-215 with 83 protons
Question 19 5 pts When a Fr-223 atom with 87 protons undergoes TWO successive alpha decays, what is the daughter nucleus after the second decay? Rn-222 with 86 protons Po-219 with 84 protons Th-227 with 92 protons Po-215 with 84 protons O Bi-215 with 83 protons
When a Fr-223 atom with 87 protons undergoes TWO successive alpha decays, what is the daughter nucleus after the second decay? Rn-222 with 86 protons O Po-219 with 84 protons O Th-227 with 92 protons Po-215 with 84 protons Bi-215 with 83 protons
2400 years 23,660 years O 3100 years 0 2650 y Question 19 5 pts When a Fr-223 atom with 87 protons undergoes TWO successive alpha decays, what is the daughter nucleus after the second decay? Rn-222 with 86 protons Po-219 with 84 protons Th-227 with 92 protons Po-215 with 84 protons Bi-215 with 83 protons Question 20 5 pts A Ba-135 atom (barium-135) has a nucleus with 56 protons and an atomic mass of 134.9056886 u. What is the nuclear...
When a Fr-223 atom with 87 protons undergoes TWO successive alpha decays, what is the daughter nucleus after the second decay? Rn-222 with 86 protons Po-219 with 84 protons Th-227 with 92 protons Po-215 with 84 protons BI-215 with 83 protons
When a Fr-223 atom with 87 protons undergoes TWO successive alpha decays, what is the daughter nucleus after the second decay? Rn-222 with 86 protons Po-219 with 84 protons Th-227 with 92 protons Po-215 with 84 protons Bi-215 with 83 protons
When a Fr-223 atom with 87 protons undergoes TWO successive alpha decays, what is the daughter nucleus after the second decay? Rn-222 with 86 protons Po-219 with 84 protons Th-227 with 92 protons Po-215 with 84 protons Bi-215 with 83 protons
When a Fr-223 atom with 87 protons undergoes TWO successive alpha decays, what is the daughter nucleus after the second decay? Rn-222 with 86 protons Po-219 with 84 protons Th-227 with 92 protons Po-215 with 84 protons Bi-215 with 83 protons
When a Fr-223 atom with 87 protons undergoes TWO successive alpha decays, what is the daughter nucleus after the second decay? Rn-222 with 86 protons Po-219 with 84 protons Th-227 with 92 protons Po-215 with 84 protons Bi-215 with 83 protons