Which of the following includes an example of a chemical property of an element? a Aluminum is a solid at room temperature and is a poor thermal insulator. b Sulfur is not shiny and is not malleable c Sodium is a solid at room temperature and reacts with other elements d Silicon is Shiny and is a poor conductor of electricity

atomic mass = 39

number of neutrons = 20

number of protons= 19

electronic configuration = 1s2 2s2 2p6 3s2 3p6 4s1

the number of electron in first shell = 2

number of electrons in n=3 shell = 8

listen, you cant how young you were.

"you didn't chose the stud life. the stud life chose you."

50.23 i believe is correct but don't quote me on that.