What is the force of string when 5kg and 12 m/s

60 N (Newtons)
Force = Mass x Acceleration

In atoms, the electron carries a negative elementary or unit charge; the proton carries a positive charge. the two types of charge are equal and opposite. in an atom of matter, an electrical charge occurs whenever the number of protons in the nucleus differs from the number of electrons surrounding that nucleus.

Answer4 million;