N Nitrogen
14.0
Which two parts are needed to make a neutral atom of nitrogen?
A. Electron clouds with a total of seven electrons
B. A nucleus with three protons and four neutrons
O C. A nucleus with seven protons and seven neutrons
D. Electron clouds with a total of 14 electrons

4. propanol and isopropanol are isomers. this means that they have a) the same molecular formula but different chemical properties. b) different molecular formulas but the same chemical properties. c) the same molecular formula and the same chemical properties. d) the same molecular formula but represent different states of the compound