a sound intensity of 70 dB is observed a distance of d from the source of sound. what sound intensity would be observed at a distance 2d from the source

One splits the atoms and molecules  the other combines them

20hope i helep

Hellosubatomic particles  are  particles  that are smaller than the atom. protons, neutrons, and electrons are the three mainsubatomic particles  found in an atom. protons have a positive (+)  charge. an easy way to remember this is to remember that both neutron and no  electrical charge  start with the letter "n."have a nice day