Chemistry 2 Final -Blanton
What is the pH range
0-14
Which pH is neutral
7
How many moles of H are reacting in the following equation? N2H4+2H2O2--> N2+4H2O
8
If 4 moles of I2 react occurring to the following reaction, how many moles of HI will form? H2+I2--> 2HI
8
Coefficient
A small whole number that appears in front of formulas is called a
Precipitate
A solid that is produced as a result of a chemical reaction in a solution
A molecule with a triple bond is known as a
Alkyne
A solid with no definite shape is known as
Ammorphus
Anti-freeze
An example of freezing point depression is
Solvent
And a solution the substance in which the solute dissolves
Saturated hydrocarbons
And organic compounds formed only by carbon and hydrogen linked by a single bond
Soluble
Capable of dissolving in a particular solvent
Condensation
Change of state from a gas to a liquid
Melting
Changes state in which a solid becomes a liquid by adding heat or changing pressure
Heterogeneous
Composed of dissimilar products
No matter can be created or destroyed is what law?
Conservation of matter
Homogenous
Describe something that has a uniform structure or composition throughout
Immiscible
Describes two or more liquids that do not make with each other
Net ionic equation
Equation that includes only those compounds and ions that undergo a chemical change interreaction an aqueous solution
Solute
In a solution the substance that dissolves in the solvent
ideal gas law
Mathematical relationship between pressure volume temperature in the number of moles of gas PV=nRT
Colloid
Mixture consisting of tiny particles that are intermediate in size between those and solutions and suspensions that are suspended and a liquid solid or gas
Diatomic molecule
Molecule naturally containing two atoms (H,O,Br,F,Cl,N,I)
What is the Boyles law equation
P1V1=P2V2
Vaporization
Process by which a liquid or solid changes to a gas
Sublimation
Process in which a solid changes directly into a gas
Mole
S I base unit to measure the amount of a substance whose number of particles is the same as a number of atoms in carbon in exactly 12 g of Carbon 12
NaOH
Sodium Hydroxide
Saturated solutions
Solution I cannot dissolve anymore solute under the given conditions
Unsaturated solutions
Solution that contains less solute then a saturated solution does and is able to dissolve additional solute
Supersaturated solutions
Solution that holds more dissolved solute then is required to reach equilibrium on a given temperature
Disassociate completely an aqueous solution
Strong acids are different from weak ones in that they do what
Limiting reactant
Substance that controls the quantity of the product that can form in a chemical reaction
Electrolyte
Substance that dissolves in water to give a solution that conducts an electric current
Name the six types of reactions
Synthesis, decomposition, single replacement, double replacement, combustion, neutralization
Freezing
The changes of state in which a liquid becomes a solid as heat is removed
Triple point
The temperature and pressure conditions at which the solid liquid and gas phases of a substance coexist equilibrium
Dalton's law of partial pressure
Total pressure of a mixture of gases is equal to the sum of the partial pressure of each component gas
What are the gas variables
Volume, temperature, pressure, moles
Temperature, agitation, surface area
What affects the rates of solution
Corrosive to body tissue
acid
What turns blue litmus paper red
acid
A substance that gives off OH-1 in aqueous solution is
arreneous base
What is bitter
base
Name the ways to determine if there was a chemical reaction
evolution of heat and light, production of gas, formation of precipitate, color change
Unsaturated hydrocarbons
hydrocarbon that has available then responds usually from a double or triple bonds with carbon
As temperature increases what happens to pressure
increases
What do you get when you combine a strong acid and a strong base
salt and water
