what happens when nitrogen fills its valence shell?

a. three electrons are lost, creating n+3

b. three electrons are lost, creating n-3

c. three electrons are gained, creatingn+3

d. three electrons are gained, creatingn-3

What type of matter is made of only one kind of atom

Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)

The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth