A 20.0 mL solution of 6.0 M HCI is diluted to a volume of 250.0 mL. What is the molarity of the diluted solution

Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?

How many moles of bromine are needed to produce 3.23 moles of potassium bromide

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.