How much will 3.74 x 10^22 molecules of K20 weigh (in grams)? *
1 po

Who is better, messi or cristiano, i need this for a chemistry class. asap

What is the lowest number energy level where a d sublevel is found

Astable electron arrangement for an atom is one that does not easily change. how is this arrangement arrived at? a. valence electrons are transferred or shared to create a full outer shell of electrons. b. valence electrons are discarded into space to create a full outer shell of electrons. c. protons (positive charge) pair with valence electrons (negative charge) to create a strong bond. d. outer shells with valence electrons are transferred or shared.