A plant extract is analyzed and found to contain 59% carbon, 5.0% hydrogen, 23% nitrogen, and 13% oxygen. On the basis of these data, the researcher reported that the plant extract has the molecular formula C6H6N2O. Discuss this conclusion.

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange

What is the molarity of the solution produced when 145 g of nacl is dissolved in sufficient water to prepare 2.75 l of solution?

Which organism develops breathing organism develops breathing organs from pharyngeal arches? shark, spider, sea star, sea horse