Gas Laws
Standard Temperature and Pressure
What are the properties of Matter? There are 4.
Solid, Liquid, gases, Exceptions=Amorphous solids
What is the difference between a PURE SUBSTANCE AND A MIXTURE?
A pure substance is the same definite composition, and a mixture is physical combinations of pure substances, eac components keeps the same properites.
What are 2 types of energy?
Kinetic and potential
Who wrote the original song "All about the base?'
Meghan Trainor
Volume is usually given in __________
Liters
In an endothermic reaction it requires energy to be ___________?
added.
For example, melting, evaporation sublimation
Describe unsaturated solutions
saturated solutions
super saturated
has less than the maximum amount of a solute that can be dissolved in a solvent at a given temp
has the maximum amount possible of a solute dissolved
more than the maximum amount of solute possible is dissolved
What is the first law of thermodynamics?
The first law of thermodynamics states that energy cannot be created or destroyed.
What is a neutralization reaction?
What would 273 Kelvins be in degrees Celsius (approximate)?
-0.15 degrees Celsius or 0
In an exothermic reactions it is required that energy is ___________?
Removed
For example: condensation, freezing or solidification, deposition
M=Molarity
mol= amount of substances
L= Liters
If we dissolve .444mol of CoCl2 in .645L of solution, what is the molarity of the solution?
.678899
An element is a basic chemical substance defined by it atomic number and atomic mass.
A general neutralization reaction equation makes _____________?
Salt
Dalton's Law of Partial Pressure States that the total _______________ of a mixture of gases is ___________ to the sum of the partial pressure of the components gases.
pressure, equal
Refer to picture A
What is the boiling point for Nitrogen
77.4 degrees Kl
What factors impact gas and liquid solutions?
Temperature and pressure
What do the heavens declare?
The heavens declare the glory of God: the skies proclaim the work of his hands. Psalm 19:1
Describe TITRATION.
method to determine the concentration of a substance in solution by adding a solution of a know volume and concentration until the reaction is completed, which is usually indicated by a change in color.
The water displacement equation is
P(amt)=P gas +P(_________)?
What does P stand for?
H2O
Pressure
Refer to picture A
What is the normal melting point for nitrogen?
What is the temperature and pressure of the triple point?
63.2 Kelvins
temp= 63.1 Kelvins
pressure= .127atm
There are 4 signs of a chemical reaction or change.
1. color change
2. formation of gas
3. ___________________________
4. release or absorption of energy
what is #3?
formation of a precipitation
What are the first 12 elements in the periodic table?
Hydrogen, helium, lithium, beryllium, boron, carbon, nitrogen, oxygen, fluorine, neon, sodium, magnesium.
what is the difference between a ARRHENIUS ACID AND AN ARRHENIUS BASE?
Arrhenius acid is a substance that increases the concentration of hydronium ions in a water solution
Arrhenius base is a substance that increases the concentration of hydroxide ions in a water solution.