Ans: A homogeneous mixture of two or more substances
2). Solvent
Ans: majority component of a solution
3). Solute
Ans: minority component of a solution
4). Solubility
Ans: the amount of substance that will dissolve in another substance
5). Entropy
Ans: measure of energy randomization/dispersion in a system
6). 3 steps of solution formation
Ans: 1. Separation of solute particles (ENDO)
2. Separation of solvent particles (ENDO)
3. formation of solute - solvent interaction (EXO)
7). Delta h of solution
Ans: delta H solute + delta H solvent + delta H mix
8). Heat of hydration
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, Ans: the enthalpy change that occurs when 1 mol of the gaseous solute ions is
dissolved in water (EXO)
= delta H solvent + delts H mix
9). Saturated solution
Ans: a solution that cannot dissolve any more solute under the given conditions
10). Unsaturated solution
Ans: a solution that contains less dissolved solute than is possible at a given
temperature
11). Supersaturated
Ans: a solution that holds more dissolved solute than is required to reach equilibrium at
a given temperature
12). Henry's law
Ans: the solubility of a gas in a liquid (M) is directly proportional to the partial pressure
of that gas on the surface of the liquid multiplied by the constant of proportionality
13). Molarity (m)
Ans: mol of solute/L of solution
14). Molality (m)
Ans: mol solute/kg solvent
15). Mole fraction (x)
Ans: mol of solute/mol of solution
16). Mole percent
Ans: mole fraction x 100%
Vapor pressure
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