How many grams are in 0.8mol of K20? The molar mass of K2O is 94.2g/mol.

What is the force of attraction between the particles in a salt crystal

What are transitions between a liquid and a solid called? identify which way they are transitioning

Which of the following is a physical change? a.burning a piece of wood b.sawing a piece of wood in half c.rust forming on an iron fence d.a copper roof changing color from orange to green