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60g                                90                      KBr                                     unsaturated

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what substance has the greatest solubility at 50c?

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what substance has the greatest solubility at 50c?

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NaClO3

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Grams                          temp.                   substance                       type of solution
20g 20 NaCl unsaturated
60g 60 KNO3 unsaturated
60g 90 KBr unsaturated

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what is the dilution formula? How many mL of 4 M NaBr solution are needed to make 600 mL of 1.0 M NaBr?

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what is the dilution formula? How many mL of 4 M NaBr solution are needed to make 600 mL of 1.0 M NaBr?

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600mL x 1.0 = 4m
600mL = 4
------------- = ---- 150= M
4          =   4

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What is the molarity formula? What is the molarity of a solution containing 10 moles of solute in 2.0 L of solution 

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What is the molarity formula? What is the molarity of a solution containing 10 moles of solute in 2.0 L of solution 

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moles                  6.02 x 10^23 divided by 2.0= 3.01 x 10^23
m=  -------------
liters

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What is the difference between concentrated and dilute solutions?

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What is the difference between concentrated and dilute solutions?

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Concentrated is supersaturated and diluted is unsaturated.

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Lit 3 things to increase the rate solution formation

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Lit 3 things to increase the rate solution formation

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temperature, agitation, pressure

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Solubility of a solid------- increases, as temperature increases

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Solubility of a solid------- increases, as temperature increases

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increases

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Solubility of a gas -------, as temperature increases

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Solubility of a gas -------, as temperature increases

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decreases

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solvent: what is doing the dissolving
solute: what is being dissolved
solution: mixer

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bonds that hold molecules apart

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Ice is less dense than water because ice has a larger________.

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Ice is less dense than water because ice has a larger________.

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Volume

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What is the shape of the water molecule?

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What is the shape of the water molecule?

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bent