Calculate the total no of s-electron present in all atomic orbitals with n=4 and l=3.

Draw the lewis dot structure for each of the following polyatomic ions

What is the molecular weight of copper

Polar bears give birth and hunt on sea ice. which of the following would polar bears survive during the melting of arctic ice? growing another layer of fur during summer migrate inland to search for different food sources staying put until the ice refreezes sticking to the usual diet of seals