How many kilojoules of heat are involved in condensing 8.47 g of ammonia? (use a negative sign to indicate direction--if necessary)

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 a large body of water, such as the ocean, influence climate?

What four properties do all waves have in common