A molecule that has a trigonal-planar shape has lone pair(s). A molecule that has a bent shape and a trigonal-planar electron domain shape has lone pair(s). A molecule that has a trigonal-pyramidal shape has atom(s) an d lone pair(s) around the central atom.

Achemist 16 drop copper metal from copper chloride solution. the chemist place is 0.50 g of aluminum foil in a solution containing 0.75 g of copper (ii) chloride. a single replacement reaction takes place. which statement explains the maximum amount of copper that the chemist can extract using this reaction?

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?