Answer:
An ion.
Explanation:
Atoms can gain or lose electrons and become ions, which are atoms that have a positive or negative charge, because they have unequal numbers of protons and electrons.
V=IR
180mA=V/R
I=2V/3R
I=2/3 x 180 mA =120 mA
d. the force is reduced by one quarter to 3.6 n
bark at then