2. Which atom will be the Central Atom in the following molecules? CO2

NO3-

COCl2

PF5

Explanation:

Carbon in CO2

Nitrogen in NO3

Carbon in COCl2

Phosphorus in PF5

answer

fusion: the energy source of stars. the energy released from the collapse of the gas into a protostar causes the center of the protostar to become extremely hot. when the core is hot enough, nuclear fusion commences. fusion is the process where two hydrogen atoms combine to form a helium atom, releasing energy.

hope it

fe 55.85 g/mol and h2o 18.02 g/mol.