3. If 1.5 L of solution contains 1.74g of K2504, how much water is needed to drop its molarity to 0.004 M?

How are elements arranged in a periodic table

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

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?