Please help. What type of plate boundary is shown in the diagram?

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

In which of the following phases of matter do molecules have the highest amount of energy? a. liquid b. gel c. solid d. gas

Select the correct lewis structure for fluorine which is group 7a element?