Draw the Lewis structure for the HCN molecule. Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all lone pairs of electrons.

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils.the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.