Answer:
There are way in separating mixtures of chloride salts such as that of sodium chloride and ammonium chloride. It can be done by crystallization, filtration, and sublimation. The easiest method among the three is separation by sublimation.
Answer:
because they devlop our organs
Mass of reactants > mass of products
The mass of an atom and the equivalent of to the number of protons and neutrons in the atom