🤓 Based on our data, we think this question is relevant for Professor Brydges' class at UCSD.

Solution: Complete this table. Note that the atoms/ions are not necessarily neutral.Element:                           Se       ?          ?Mass number:                  75        65        ?No of neutrons:                ?          36        43No of protons:                  ?          ?          36No of electrons:               ?           ?         36Charge:                            -2         +1        ? 

Problem

Complete this table. Note that the atoms/ions are not necessarily neutral.

Element:                           Se       ?          ?

Mass number:                  75        65        ?

No of neutrons:                ?          36        43

No of protons:                  ?          ?          36

No of electrons:               ?           ?         36

Charge:                            -2         +1        ?