Answer:
I think its the Blue wave, im not sure so dont take my word for it.
Explanation:
The periodic table is in increasing atomic mass. Hope this helped.
Answer:3,45 x 10^9 N
Explanation: We have considered the total charge for each coin , this is the total atoms x 29 electrons for cooper and multiplier by electron charge, the total charge for each coin is 0,464 C
Finally we use the Coulomb law,
F=k Q/ (r)^2
Twenty is the atomic number of potassium.
Acid it is i believe........
