To Divide Sand & Pepper to make a solution, You would need to get the base Proti and mix it with the secondary Proti than add heated water to Sand and Pepper to make the solution. Just like we went over class..
NO2 is a covalent compound
The term endothermic process describes a process or reaction in which the system absorbs energy from its surroundings; usually, but not always, in the form of heat.
