For every atom of sodium how many atoms of chlorine have combined with it to become sodium chloride

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution

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?

Asolid that forms and separates from a liquid mixture is called