What are the steps to writing the name of an ionic compound if you have the formula? (Make sure to include situations where you have an ion that could have multiple charges, like copper, iron, or lead.)

The boiling point of liquids is very high what does it indicate

The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms

A40 kilogram skier starts at the top of a 12 meter high slope. at the bottom, she is travelling 10 meters per second. how much energy does she lose to friction