In the chemical equation FeS + 2HCl -> FeCl2 + Has, there are two FeCl2 molecules. true or false

supercell thunderstorms are perhaps the most violent of all thunderstorm types, and are capable of producing damaging winds, large hail, and weak-to-violent tornadoes

answer: substrate concentration. enzymes work best when there is a high enough substrate concentration for the reaction they catalyse.

the most common type of reef is the fringing reef. this type of reef grows seaward directly from the shore. they form borders along the shoreline and surrounding islands.

i believe your answer would be c.. : )