How many moles of water are produced from the following reaction, when 275 kJ of energy is given off?
4 NH3 + 302 --> 2 N2 DetaH= -1530 kJ

Heat is the total potential energy of a substance that can be transferred. true false

How can liquids be seperated by density a the liquids are absorbed onto a paper b the liquids are turned into seperate vapors c the liquids are collected as they evaporate d the liquids are allowed to seperate into layers

How many more valence electrons does sodium need to have a full outer valence shell