Which one is smallest to largest glucose molecule starch molecule protein molecule carbon dioxide molecule water molecule amino acid molecule oxygen molecule

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h