How many moles of oxygen will occupy a volume of 2.50 liters?

Asolution is made by dissolving 2.3 moles of sodium chloride (nacl) in 0.155 kilograms of water. if the molal boiling point constant for water (kb) is 0.51 °c/m, what would be the boiling point of this solution? show all the steps taken to solve this problem.

Using the periodic table complete the table to describe each atom type in your answers

You can smell perfume because of which change of state