How do you find the average rate for a reaction *for test revision* urgent ❤️❤️ pls be quick

Your friend offers to show you an intrusive igneous rock. which of the following would you expect to see?

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

How does the presence of oxygen affect the chemical pathways used to extract energy from glucose?