In a certain experiment, 20.0 mL of bromine (density 5 3.10 g/mL) was reacted with excess aluminum to yield 50.3 g of aluminum bromide. What is the percent yield for this experiment?

According to newton’s first law of motion, which force is expected to cause a body to accelerate?

How many atoms of nitrogen are in the chemical formula ni(w on

Aviolently rotating column of air is formed around a region of extremely low air pressure above land. which of these weather conditions is most likely to follow? blizzard cyclone tornado hurricane