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Section 2.5

Across
The sum of the masses of all the atoms in a molecule.
The number of grams of a substance that equals its molecular weight in daltons.
One thousand calories.
A solution in which water is the solvent.
The dissolving agent of a solution.
Kinetic energy due to the random motion of atoms and molecules.
The quantity of heat a liquid must absorb to be converted into a gas.
The linking together of like molecules often by hydrogen bonds.
A substance that is dissolved in a solution.
A common measure of solute concentration. Moles per liter of a solution.
The process by which the pH is lowered.
A single proton with a charge of 1+.
A unit of energy. (Hint: ruby)
Not attracted to water.
Down
The amount of heat energy required to raise the temperature of one gram of water by one degree celsius.
The amount of heat that must be absorbed or lost for one gram of a substance to change its temperature by one degree celsius.
The process in which the surface of an object becomes cooler during evaporation.
A substance that increases the hydrogen ion concentration ion of a solution.
The energy associated with the relative motion of objects.
A substance that reduces the hydrogen ion concentration of a solution.
The sphere of water molecules around a dissolved ion.
A water molecule that has an extra proton bound to it.
A measure in degrees of the average thermal energy of the atoms and molecules in a body of matter.
Attracted to water.
Thermal energy in transfer from one body of matter to another.
The clinging of one substance to another, such as water to plant cell walls.
A measure of hydrogen ion concentration.