click below
click below
Normal Size Small Size show me how
Unit 7 Vocab
Term | Definition |
---|---|
Solubility | The ability of one substance to dissolve in another at a given temperature and pressure |
Concentration | The amount of a particular substance in a given quantity of a mixture, solution, or ore |
Saturated Solution | A solution that cannot dissolve any more solute under the given conditions |
Unsaturated Solution | A solution that contains less solute than a saturated solution does and that is able to dissolve additional solute |
Supersaturated Solution | A solution that holds more dissolved solute than is required to reach equilibrium at a given temperature |
Molarity | A concentration unit of a solution expressed in moles of solute dissolved per liter of solution |
Acid | Any compound that increases the number of hydronium ions when dissolved in water |
Indicator | A compound that can reversibly change color depending on conditions such as pH |
Electrolyte | A substance that dissolves in water to give a solution that conducts an electric current |
Base | Any compound that increases the number of hydroxide ions when dissolved in water |
pH | A value that is used to express the acidity or basicity (alkalinity) of a system; each whole number on the scale indicates a tenfold change in acidity |
Neutralization Reaction | The reaction of the ions that characterize acids and the ions that characterize bases to form water molecules and a salt |
Salt | An ionic compound that forms when a metal atom or a positive radical replaces the hydrogen of an acid |
Soap | A substance that is used as a cleaner and that dissolves in water |
Detergent | A water-soluble cleaner that can emulsify dirt and oil |
Disinfectant | A chemical substance that kills harmful bacteria or viruses |
Bleach | A chemical compound used to whiten or make lighter, such and hydrogen peroxide or sodium hypochlorite |
Antacid | A weak base that neutralizes stomach acid |