How many moles of KNO3 are in 500 mL of 2.0 M KNO3?
___ mol KNO3

Substance x has a fixed volume, and the attraction between its particles is strong .substance y had widely spread out particles and can be compressed what can most likely be concluded about these substances

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?

Will mark brainliest how many electrons can be held in the energy level n = 4?