Draw a resonance structure for the dna base guanine that shows its aromatic conjugated double bonds. give thehybridization for each atom in the rings in the resonance structure.

Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents

What is a property of a double replacement reaction

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains