The unheated gas in the above system has a volume of 20.0L at a temperature of 25.0 °C and a pressure of 100 atm. The
gas is heated to a temperature of 100 0 C while the volume
remains constant What is the pressure of the heated gas?
Ignore the block labeled "A".
M

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.

c) should be the answer.

answer; 4 electrons;