Answer:
let m be the mass of the object, K be the force constant and Fs be the force by the spring on the mass.
239 239 0
Np → Pu + e
93 94 -1 is the equation shows the beta decay of a transuranium element.
<h3>What is a Transuranium element?</h3>
These are elements whose atomic number is greater than that of uranium which is 92.
Neptunio has an atomic number of 93 which is why option D was chosen as the most appropriate choice.
Read more about beta decay here brainly.com/question/12448836
#SPJ1