The correct answer is (B)
Which is (kQ1Q2) / d^2
36/12= 3 3 IS THE AMOUT OF HALFLIVES
ONE HALF LIFE = 300
TWO HALF LIFE = 150
THREE HALF LIFE = 75
*Divide 600 three times
D. distance
A light-year is the distance light would travel in 1 year.
Answer:
high pressure system in the air moves up and brings good weather
give me thanks >:(
