jueves, 11 de octubre de 2012
Behavior Of Solutions
Crystals, such as table salt can dissolve in water making what we call a solution. When we add too much salt to the water some of this salt will not dissolve as the other instead it will remain as crystal, this process is called crystallization, if we add more water it will dissolve this equal stage we called it solution equilibrium, we have enough solvent and solute. Even though it seems impossible we can control the solubility, with pressure and temperature. In my chemistry class last Wednesday we prove this with Pepsi cans, we had 8 cans 4 were cold and 4 were at normal temperature, we threw them from a 2'50 meters distance make this a great pressure in them. Pepsi is solution of gas and a substance, Henry's laws states the higher the partial pressure of a gas, the solubility of the gas at a given temperature, because of this we expected for the Pepsi at room temperature to have a greater reaction in this case splitting than the cold Pepsi, and that's it... I would really like to include a picture but I couldn't.
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