When ImagePo emits a beta particle, it transforms into a new element. What are the atomic number and atomic mass of this new element?
A) atomic number = 84; atomic mass = 219
B) atomic number = 86; atomic mass = 214
C) atomic number = 85; atomic mass = 218
D) atomic number = 82; atomic mass = 214
Answer: C
Physics & Space Science
You might also like to view...
How does content of elements heavier than helium vary between young and old stars? Why?
What will be an ideal response?
Physics & Space Science
A cyclotron operates at 10. MHz. What magnetic field is needed to accelerate protons?
A) 0.25 T B) 0.25 Gauss C) 0.12 T D) 1.1 T E) 0.66 T
Physics & Space Science
An electron in a hydrogen atom is in the n = 7 shell. How many possible values of the orbital quantum number l could it have?
A) 6 B) 7 C) 15 D) 33 E) 98
Physics & Space Science
The name of which astronomer is most closely linked with that of Henry Russell?
a. Henrietta Leavitt b. Johannes Kepler c. Ejnar Hertzsprung d. Edwin Hubble
Physics & Space Science