Which ionic compounds are insoluble in water?

The best solution for preventing harm to people and pets from severe hurricanes involves determining and warning residents about what

What is the molar mass of potassium nitrate, kno3

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?