How many grams of water will be produced if 18.15 g of naoh reacts with 14.35 g of h3po4 to give sodium phosphate and water?

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 lowest number energy level where a d sublevel is found

Answer asap : ( a. how does mucus prevent the entry of pathogens? b. describe two ways white blood cells protect us from pathogens.