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pre lab questions
Terms in this set (15)
a solution may exist as a solid, liquid or gas depending on the state of what part of the solution?
what scientific work best describes the combination of oil and water?
The solution which is inside a coke can is best described as what type of states of matter mixed together?
gas in a liquid
solvation in water is called hydration. But, which of the following is the definition of solvation
the process of the surrounding solute particle with solvent particles to form a solution
Name three factors that affect the rate of solvation?
agitating the mixture, increasing temperature, increasing surface area
what is the name of the term used to descried the overall energy change that occurs during the solution formation?
heat of solution
describe how a supersatured solution is made, how stable it is, and how you get it to become a regular solution again
contains more solute than saturated solution, formed by high temps and cooled slowly. they are unstabled
the maximum amount of solute that will dissolve in a given amount of solvent at a particular temperature and pressure is the definition of what
Henry's law describes the relationship between what two variables
solubility and pressure
name of the compound that you will be testing the effect of temperature on solubility
what is the 250-mL beaker going to be used for in the lab
in the lab, what are the y vs. x coordinates of the Excel graph you are going to make?
x is temperature and y is solubility
describe the shape of the line you will drow while using your data you collect in the lab
smooth and straight
once you draw your "line of best fit" on your computer generated excel graph, what will you calculate
error in the experiment
you are suppose to record the temperature at which the compound first starts to do what after it has melted?
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