Jupiter's volume is more than 10,000 times as large as the volume of mars

The center is basically the heart of it

2. they have negligible mass.

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