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Solubility Test Review
Solubility Test Review
40
Chemistry
11th Grade
04/28/2016

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Term
Supersaturated 
Definition

Containing an amount of a substance greater than that required for saturation as a result of having been cooled from a higher temperature to a temperature below that at which saturation occurs

Term
Saturated 
Definition

a solution that is unable to absorb or dissolve any more of a solute at a given temperature and pressure.

Term
Unsaturated
Definition

 capable of dissolving more of a solute at the same temperature.

Term
Miscible 
Definition

Relating to two or more substances that can be mixed together or can dissolve into one another in any proportion without separating.

Term
Immiscible
Definition

Incapable of being mixed or blended together.

Term
Hygroscopic
Definition

 a property of a substance to absorb water from its surroundings.

Term
Deliquescent
Definition
Property that inclines a substance to absorb moisture from the atmosphere until it dissolves.
Term

Solvent

Definition
The component of a solution that is present in the greatest amount. It is the substance in which the solute is dissolved.
Term

Precipitate

Definition
an insoluble solid that emerges from a liquid solution. 
Term
Solute
Definition
 the chemical dissolved in a solution. 
Term

Concentrated

Definition
a solution that contains a large amount of solute relative to the amount that could dissolve
Term
Dilute
Definition
a solution containing a relatively small quantity of solute as compared with the amount of solvent
Term

Homogeneous

Definition

 mixture which has uniform composition and properties throughout.


Examples include Solutions and all pure substances: salt water, water, oxygen

Term

Heterogeneous

Definition

 made of different substances that remain physically separate.


Examples include colloids such as jello and suspension such as oil and water.

Term

Colloid

Definition
a heterogeneous mixture that has particles ranging between 1 and 1000 nanometers in diameter, yet are still able to remain evenly distributed throughout the solution
Term
Solution
Definition
homogeneous mixture of two or more substances.
Term

Suspension

Definition
 a heterogeneous mixture in which particles settle out some time after their introduction
Term

Pure substance

Definition

A material that is composed of only one type of particle


Elements and compounds are pure substances

Term
Electrolyte
Definition
substance that conducts electric current as a result of a dissociation into positively and negatively charged particles called ions
Term
Nonelectrolyte
Definition
 substance that does not readily ionize when dissolved or melted and is a poor conductor
Term

Ionic bond

Definition
when a positively charged ion forms a bond with a negatively charged ions and one atom transfers electrons to another.
Term

Non-polar covalent bond

Definition
 a bond that occurs when two atoms share electrons equally.
Term
Polar Covalent Bond
Definition

a covalent bond between two atoms where the electrons forming the bond are unequally distributed.

Term
Examples of
Pure substance
Definition

Elements (oxygen, carbon, etc.)

 

Compounds (water, sodium chloride)

Term

Examples of Solutions

Definition
Salt Water, Kool Aid, Soda,
Term
Examples of Colloids
Definition
Milk, jello, fog
Term
Examples of Suspensions
Definition
Orange juice, Salad Dressing, things that you have to shake before using to get them to mix.
Term
Mole Ratio Formula
Definition
[image]
Term
Molarity Formula
Definition
[image]
Term
Molality Formula
Definition
[image]
Term
% Mass Formula
Definition
[image]
Term
% Volume Formula
Definition
[image]
Term
Freezing Point Depression Formula
Definition
[image]
Term
Boiling Point Elevation
Definition
[image]
Term
Most common solvent
Definition
Water
Term
How does temperature effect solubility of solids? 
Definition
In most cases an increase in temperature will result in an increases the solubility of solids
Term
How does temperature effect solubility of Gases?
Definition
An increase in temperature will result in a decrease in the solubility of a gas.
Term
How does pressure effect solubility of solids and liquids?
Definition
Pressure has no effect on the solubility of solids and liquids.
Term
How does pressure effect solubility of gases?
Definition
An increase in pressure will result in an increase in gas solubility.
Term
What 3 things increase the rate of solubilty of a solid?
Definition

1. Mixing

2. Increase in Temperature

3. Breaking up the solute (increasing the surface area of the solute)

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