Gases
The characteristic that describes the fact that gas molecules conserve energy when they combine.
What is collisions are elastic?
The branch of science that studies the transfer of energy during chemical reactions and phase changes.
What is thermochemistry?
The intermolecular force found in all substances.
What is dispersion?
Homogeneous mixtures of variable composition in a single phase.
What is a solution?
The process of losing an proton.
What is deprotonation?
The process where gas molecules spread out to fill the shape and size of their container.
What is diffusion?
The thermal energy content of a system at constant pressure.
What is enthalpy?
The structure found in various forms of ionic compounds.
What is a crystal lattice?
The common phrase for the principle that polar substances dissolve polar substances and nonpolar dissolve nonpolar.
What is "like dissolves like"?
Two water molecules combining to form a hydroxide ion and a hydronium ion.
What is the self-ionization of water?
The gas law relating volume, temperature, and pressure.
What is the combined gas law?
The amount of thermal energy required to raise the temperature of 1 g of a substance by 1 degree Celsius.
What is specific heat?
The type of solid with NO distinct shape or regular repeating pattern.
What is an amorphous solid?
A solution that contains more dissolved solute than it does at equilibrium.
What is supersaturated?
-log[H3O+]
What is finding the pH of a substance?
273 K and 760 torr
What is standard temperature and pressure?
In thermodynamics, this is defined by 25 degrees Celsius and 1 atm.
What is the standard state?
The direct phase change from a solid to a gas.
What is sublimation?
Of the following, the one that does not affect solubility: temperature, surface area, color, stirring
What is color?
A substance that can act as a Bronsted-Lowry base or acid.
What is amphoteric?
The letter that represents the universal gas constant.
What is R?
ΣHo reaction → ΣHo product – ΣHo reactants is used to solve for this.
What is the enthalpy change of a reaction?
The attraction between particles of a liquid and other materials.
What is adhesion?
The number of moles of solute per liter of solution.
What is molarity?
A substance whose colors are sensitive to pH.
What is an indicator?