Answers

2015-11-09T20:00:15+08:00
My answer for you is MOLECULES.....
0
2015-11-09T20:38:05+08:00
Neutrons
because Mass of neutron is 1.0086654 a.m.u. or 1.6749 x 10-27 kg. Compartive mass: Neutron is 1842 times heavier than an electron. Location in the atom: Neutrons are present in the nucleus of an atom. Total number of protons and neutrons present in the nucleus of an atom is called "Mass number".
0