# Study sets matching "chemistry mcat dat general"

Study sets

Diagrams

Classes

Users

Rate Law

by summing the exponents of associated…

reactant concentrations make up the rat…

make one reactant concentration constan…

An experimentally determined mathematical expression showing t…

how do you determine the overall rate for a reaction?

what role do product and reactant concentrations play in the r…

how are reaction rates experimentally measured?

Rate Law

An experimentally determined mathematical expression showing t…

by summing the exponents of associated…

how do you determine the overall rate for a reaction?

What is the approximate mass of a proto…

What is the atomic number of an element…

What does the mass number of an element…

What is an isotope?

One atomic mass unit (amu)

The number of protons found in an atom of that element

The sum of protons and neutrons in the atom's nucleus.

Atoms that share an atomic number but have different mass numb…

What is the approximate mass of a proto…

One atomic mass unit (amu)

What is the atomic number of an element…

The number of protons found in an atom of that element

protons

neutron

electron

atomic number

has a positive charge and mass around 1 amu

has no charge and a mass around 1 amu

has a negative charge and negligible mass

the number of protons in a given element

protons

has a positive charge and mass around 1 amu

neutron

has no charge and a mass around 1 amu

Solving for the energy of a quanta

Solving for angular momentum of an elec…

Solving for energy of an electron

Solving for the electromagnetic energy…

-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…

L=nh/2π... -n=principal quantum number... -h=planck's constant (6.6…

E= - (Rh/n^2)... Rh=Rydberg unit of energy... 2.18 x 10^-18 J/elect…

E=hc/λ... -h (Planck's constant): 6.626 x 10^-34 Jxs... -c (speed o…

Solving for the energy of a quanta

-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…

Solving for angular momentum of an elec…

L=nh/2π... -n=principal quantum number... -h=planck's constant (6.6…

Absolute Zero

Absorption Spectrum

Acid

Acid Dissociation Constant (Ka)

The temperature at which all substances have no thermal energy…

The series of discrete lines at characteristic frequencies rep…

A species that donates hydrogen ions or accepts electrons--Lew…

The equilibrium constant that measures the degree of dissociat…

Absolute Zero

The temperature at which all substances have no thermal energy…

Absorption Spectrum

The series of discrete lines at characteristic frequencies rep…

Solving for the energy of a quanta

Solving for angular momentum of an elec…

Solving for energy of an electron

Solving for the electromagnetic energy…

-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…

L=nh/2π... -n=principal quantum number... -h=planck's constant (6.6…

E= - (Rh/n^2)... Rh=Rydberg unit of energy... 2.18 x 10^-18 J/elect…

E=hc/λ... -h (Planck's constant): 6.626 x 10^-34 Jxs... -c (speed o…

Solving for the energy of a quanta

-Use Planck's equation... -E=hf... -Planck's constant: h= 6.626 x…

Solving for angular momentum of an elec…

L=nh/2π... -n=principal quantum number... -h=planck's constant (6.6…

protons

neutron

electron

atomic number

has a positive charge and mass around 1 amu

has no charge and a mass around 1 amu

has a negative charge and negligible mass

the number of protons in a given element

protons

has a positive charge and mass around 1 amu

neutron

has no charge and a mass around 1 amu

Rate Law

by summing the exponents of associated…

reactant concentrations make up the rat…

make one reactant concentration constan…

An experimentally determined mathematical expression showing t…

how do you determine the overall rate for a reaction?

what role do product and reactant concentrations play in the r…

how are reaction rates experimentally measured?

Rate Law

An experimentally determined mathematical expression showing t…

by summing the exponents of associated…

how do you determine the overall rate for a reaction?

Rate Law

Sublimation

Raoult's Law

Mass number

An experimentally determined mathematical expression showing t…

The phase change from a solid to a gas.

The vapor pressure of one component above a solution is propor…

The sum of the protons and neutrons in an element, denoted by…

Rate Law

An experimentally determined mathematical expression showing t…

Sublimation

The phase change from a solid to a gas.

Dynamic Equilibrium

Static Equilibrium

Law of Mass Action

K c

~ F and R rxn still going, but the rates are equal

~ Reactions have stopped

~ If system is at eqbm at constant temp then the ratio is cont…

~ Solution... ~ p for gas... kf/kr

Dynamic Equilibrium

~ F and R rxn still going, but the rates are equal

Static Equilibrium

~ Reactions have stopped

Atomic mass

Atomic number

If you change the number of protons in…

Orbitals

The sum of an atoms protons and neutrons

The number of protons in the nucleus of an atom

Change protons---> different molecule... Change neutrons---> isot…

regions around the nucleus in which given electron or electron…

Atomic mass

The sum of an atoms protons and neutrons

Atomic number

The number of protons in the nucleus of an atom

proton

neutron

electron

nucleus

positive charge... 1 amu... p... p +... 1/1 H

no charge... 1 amu... n0... 1/0 n

negative charge... negligible mass... e-... 0/-1 e

protons + neutrons... e- move around

proton

positive charge... 1 amu... p... p +... 1/1 H

neutron

no charge... 1 amu... n0... 1/0 n

Proton

Neutron

Electron

Nucleus

subatomic particle... has a positive charge and a mass around 1…

subatomic particle... has no charge and a mass around 1 amu

subatomic particle... has a negative charge and negligible mass

contains the protons and neutrons... electrons move around it

Proton

subatomic particle... has a positive charge and a mass around 1…

Neutron

subatomic particle... has no charge and a mass around 1 amu

Isolated System

Closed System

Open System

Process

~ Cannot exchange matter or energy with surroundings

~ System can exchange energy but not matter

~ Can exchange both energy and matter

~ System experiences change in [ ], temp, pressure

Isolated System

~ Cannot exchange matter or energy with surroundings

Closed System

~ System can exchange energy but not matter

*Atomic and Nuclear structure ... &... Electr…

Atomic Number

Mass Number

Atomic Mass

...

number of protons found in that atom; low number; (Z)

Protons + Neutrons; high number; (A)

relative mass of that atom compared to the mass of a carbon-12…

*Atomic and Nuclear structure ... &... Electr…

...

Atomic Number

number of protons found in that atom; low number; (Z)

quantum numbers

electron configuration

periodic table trends

period trend definitions

N- energy level... I- (n-1) s,p,d,f... Mi- orbital... Ms- spin... Hunds=…

ionization energy= energy required to remove electron from gas…

quantum numbers

N- energy level... I- (n-1) s,p,d,f... Mi- orbital... Ms- spin... Hunds=…

electron configuration

Atomic Number

mole fraction

common volume conversions

molality (little m)

number of protons found in that atom; number to bottom left; (…

mole solute/total moles

units are liters... 1 cm^3 = 1mL ... 1000 L = 1m^3

m = mol solute/ kg solvent

Atomic Number

number of protons found in that atom; number to bottom left; (…

mole fraction

mole solute/total moles

Stereogenic centers

Bond length ____ with increases in elec…

buffer

Strong acids

Stereogenic centers include chiral carbons and double-bonded c…

decreases

resist changes in pH, by neutralizing ... usually weak acid with…

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

Stereogenic centers

Stereogenic centers include chiral carbons and double-bonded c…

Bond length ____ with increases in elec…

decreases

What is the approximate mass of a proto…

What is the atomic number of an element…

What does the mass number of an element…

What is an isotope?

One atomic mass unit (amu)

The number of protons found in an atom of that element

The sum of protons and neutrons in the atom's nucleus.

Atoms that share an atomic number but have different mass numb…

What is the approximate mass of a proto…

One atomic mass unit (amu)

What is the atomic number of an element…

The number of protons found in an atom of that element

What is it called when the ion-dipole i…

What governs the electrical conductivit…

What's the difference between a strong…

What does Gibbs free energy mean?

This is called an electrolyte solution. The solutes enable the…

Whether or not there are ions. The concentration of ions in a…

strong electrolytes dissociate completely. ... weak electrolytes…

It determines whether or not a reaction will occur by itself w…

What is it called when the ion-dipole i…

This is called an electrolyte solution. The solutes enable the…

What governs the electrical conductivit…

Whether or not there are ions. The concentration of ions in a…