The attractive forces that hold particles together in the condensed phases.
intermolecular forces
100
An equation relating the rate of reaction to the concentrations of the reactants.
What is rate law.
100
Define the Clausius-Clapeyron equation
What is ln p2/p1= delta vap H / R x (1/T2 - 1/T1)
100
Ideal behavior for a gas is most likely to be observed under conditions of
high temperature and low pressure.
100
2 Fe3+(aq) + Zn(s) 2 Fe2+(aq) + Zn2+(aq
Zn(s) is the reducing agent and Fe3+(aq) is the oxidizing agent.
200
A special form of dipole-dipole attraction, which
enhances dipole-dipole attractions, when X and Y are
N, O, or F
What is H- Bonding
200
The sum of the powers to which all reactant concentrations appearing in the rate law are raised.
What is reaction order.
200
The partial pressure of a solvent over a solution P i , is given by the vapor pressure of the pure solvent P, times the mole fraction of the solvent in the solution.
What is Raoult's Law
200
Specific heat capacity is
the quantity of heat needed to change the temperature of 1.00 g of a substance by 1.00 K.
200
The hypothesis states that equal volumes of gases under the same conditions of temperature and pressure have equal molar masses
What is Avogadro's hypothesis.
300
Attractive forces that act between polar molecules.
What is dipole-dipole interactions.
300
Reaction order is always defined in terms of
What is reactant concentrations
300
What is the difference between molality and molarity?
What is m = mols of solute/ kg solvent M = mols of solute/ L of solution
300
Which of the following thermodynamic quantities are state functions: heat (q), work (w), enthalpy change (H), and internal energy change (E)?
H and E
300
This is the force exerted on an object divided by the area over which it is exerted
What is Pressure
400
The attractive forces that hold particles together in the condensed phase that includes dipole-dipole interactions and dispersion forces.
What is van der Waal's forces.
400
k[NO]2[H2]
third-order
400
The proportionality constant that is specific to the gas solvent combination and varies with temperature.
What is Henry's law constant (k) .
400
If a process is exothermic and spontaneous, which of the following must be true?
G < 0 and H < 0
400
Summarizes the conditions (temp, and pressure) at which a substance exists as a solid, liquid, or a gas.
What is phase diagram.
500
Attractive forces that act between all molecules including nonpolar molecules, resulting from the formation of instantaneous dipoles and induced dipoles.
What is London dispersion forces
500
A reaction whose rate depends on the concentration of one reactant raised to the second power or on the product of the concentrations of two different reactants each raised to the first power.
What is second-order reaction
500
When a stress is applied to a system at eq., the system will respond by shifting in the direction that minimizes the effect of the stress.
What is Le Chatelier's principle.
500
For a chemical reaction, if G = 0, then
K = 1
500
Which of the following changes are likely to increase the rate of a chemical reaction?
1. Adding a catalyst
2. Increasing the temperature of the reactants
3. Increasing the concentrations of the reactants