Geocentric-Ptolemy, Aristotle
Heliocentric- Copernicus, Galileo, heliocentric
Answer:
The formula for the compound isB6Br7
It allowed him to realize that the mass of an atom is concentrated at its center because the atoms mostly went through the foil but some were deflected. He also realized that an atom probably wasn't just empty space and scattered electron and it had a positive center.
Einsteinium was named after Albert Einstein. It was discovered at Los Alamos. Its atomic number is 99, its symbol is Es and it is solid at room temperature. Scientists believe it is a silvery-white metal.Bohrium was named after the Danish scientist Niels Bohr.
