What are the coefficients of the following chemical reaction after it is balanced? FeBr3 + H2SO4
HBr + Fe2(SO4)3

Which beat describes the brain stem

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z

Abiologist counts the number of rabbits in a population each year and observes a decrease in population. since the coyote population has exploded, the biologist concludes that the coyote population has had a negative interaction with the rabbit population. which describes the biologist’s actions? a.) experimentationb.) inferencec.) observationd.) interacting