The denser areas in a sound wave are called

answer; /// the amount of material dissolved in a measure of liquid(concentration) the above statement is (true); /// good luck

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."

answeridentity;