#### Study sets matching "chemistry vocab formulas"

#### Study sets matching "chemistry vocab formulas"

Percentage

Average

Average error

Volume by Calculation

The variable / Total x 100%

Sum total of all measurements / # of measurements

Actual value - experimental value / actual value = average err…

V(sphere) = 4/3(3.1416)r^3... V(cylinder) = V = 3.1416(r^2)height…

Percentage

The variable / Total x 100%

Average

Sum total of all measurements / # of measurements

Percentage

Average

Average error

Volume by Calculation

The variable / Total x 100%

Sum total of all measurements / # of measurements

Actual value - experimental value / actual value = average err…

V(sphere) = 4/3(3.1416)r^3... V(cylinder) = V = 3.1416(r^2)height…

Percentage

The variable / Total x 100%

Average

Sum total of all measurements / # of measurements

Analysis

Chemical change

Coefficient

Decomposition

A chemical reaction- a compound is broken down into simpler su…

The composition of a substance is changed

The # placed before a formula indicating the number of units

A chemical reaction- ... AB--> A+B. (Same as analysis.)

Analysis

A chemical reaction- a compound is broken down into simpler su…

Chemical change

The composition of a substance is changed

Chemical Formula

Subscript

Ionic Bond

Polyatomic Ion

A shorthand notation that uses chemical symbols and numbers as…

A number written below and to the right of a chemical symbol;…

A form of chemical bonding that is characterized by the electr…

A tightly-bound group of atoms that behaves as a unit and carr…

Chemical Formula

A shorthand notation that uses chemical symbols and numbers as…

Subscript

A number written below and to the right of a chemical symbol;…

Formula to get grams from neutrality

Formula to get grams from molearity

Formula to get moles from grams

Formula to get neutrality from grams

G = neutrality × volume × equivalent weight

G = molearity × volume × molecular weight

M = (g ÷ liters) ÷ molecular weight

N = (g ÷ liters) ÷ equivalent weight

Formula to get grams from neutrality

G = neutrality × volume × equivalent weight

Formula to get grams from molearity

G = molearity × volume × molecular weight

Degrees of Unsaturation

Strong Acids

Strong Bases

Gas Constant

(2n + 2 - x)/2 ... (x=# of H's and Halogens, n= #carbons, Ni rep…

HCl, HI, HBr, H2SO4, HClO4, HNO3.

1. Grp 1 and 2 Hydroxides.... 2. Grp 1 Oxides.... 3. Metal amides.

R= 0.0821 L-atm/mol in PV=nRT

Degrees of Unsaturation

(2n + 2 - x)/2 ... (x=# of H's and Halogens, n= #carbons, Ni rep…

Strong Acids

HCl, HI, HBr, H2SO4, HClO4, HNO3.

Percentage

Average

Average error

Volume by Calculation

The variable / Total x 100%

Sum total of all measurements / # of measurements

Actual value - experimental value / actual value = average err…

V(sphere) = 4/3(3.1416)r^3... V(cylinder) = V = 3.1416(r^2)height…

Percentage

The variable / Total x 100%

Average

Sum total of all measurements / # of measurements

empirical formula

molecular formula

percent compositon

moles to mass example

1. Write the mass percent as a mass Mass percent is just mass…

equal to the mass of that element divided by the total mass pr…

empirical formula

molecular formula

1. Write the mass percent as a mass Mass percent is just mass…

Element

Compound

Molecule

Chemical Formula

A pure substance made of only one kind of atom.

A substance made of two or more different elements bonded toge…

A group of atoms bonded together

A combination of chemical symbols and numbers to represent a s…

Element

A pure substance made of only one kind of atom.

Compound

A substance made of two or more different elements bonded toge…

Chemical Formula

Subscript

Ionic Bond

Polyatomic Ion

A shorthand notation that uses chemical symbols and numbers as…

A number written below and to the right of a chemical symbol;…

A form of chemical bonding that is characterized by the electr…

A tightly-bound group of atoms that behaves as a unit and carr…

Chemical Formula

A shorthand notation that uses chemical symbols and numbers as…

Subscript

A number written below and to the right of a chemical symbol;…

Nuclear chemistry

Isotopes

Spontaneous decay

Half-life

chemistry dealing with radioactivity, nuclear processes and nu…

atoms that have the same number of protons and electrons, but…

the process by which a quantum system in an excited state unde…

time it takes for half of the atoms in a pure sample of the is…

Nuclear chemistry

chemistry dealing with radioactivity, nuclear processes and nu…

Isotopes

atoms that have the same number of protons and electrons, but…