77 g of CH4 is held at 98 kPa and 345 K.
What is the volume of its container in liters?

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

Which activity is an innate behavior

Why is it possible for different microorganisms to extract energy not only from carbohydrates and other biological molecules but from a large variety of substances?