What is the mass of 3.900x1030 molecules of Rn2

2points why do scientists need governmental funding? o a. government politicians ask all the important scientific questions. o b. scientists have to pay taxes to the government on the money they make. o c. the cost of doing scientific research can be very high. o d. the government is controlled by scientists. submit

How many valence electrons are in atom of radon?

Describe the properties of sodium, chlorine, and sodium chloride