How many moles are equal to 5.13x10^24

At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas

How do scientists think that gravity affected the formation of our solar system?

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?