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Campbell Bio210 Chapter 3

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- 1Bio 210 Campbell. Chapter 3 Water and life.

- 2AdhesionThe clinging of one substance to another, such as water to plant cell walls by means of hydrogen bonds.

- 3CohesionThe linking together of like molecules, often by hydrogen bonds

- 4Surface tensionA tension a measure of how difficult it is to stretch or break the surface of a liquid, water has a high surface tension because of the hydrogen bonding of surface molecules.

- 5Kinetic energyThe energy associated with the relative motion of objects. moving matter can perform work by imparting motion to other name.

- 6TemperatureA measure in degrees of the average kinetic energy (thermal energy) of the atoms and molecules in a body of matter.

- 7HeatThermal energy in transfer from one body of matte to another.

- 8Specific HeatThe amount of heat that must be absorbed or lost for 1g of a substance to change its temperature by 1 degree celsius.

- 9EvaporationThe conversion of a liquid into vapour, at temperatures below the boiling point.

- 10Evaporative coolingThe process in which the surface of an object becomes cooler during evaporation, a result of the molecules with the greatest kinetic energy changing from the liquid to the gaseous date.

- 11SolutionA liquid that is a homogeneous mixture of two or more substances.

- 12SolventThe dissolving agent of a solution. water is the most versatile solvent known.

- 13SoluteA substance that is dissolved in a solution.

- 14Aqueous SolutionA solution in which water is the solvent.

- 15HydrophilicHaving an affinity for water.

- 16HydrophobicHaving no affinity for water; tending to coalesce and form droplets in water.

- 17PH FormulaA measure of hydrogen ion concentration equal to -log[H+] and ranging in value form 0 to 14

- 18AcidA substance that increases the hydrogen ion concentration of a solution.

- 19BaseA substance that reduces the hydrogen ion concentration of a solution.

- 20Strongdsyjkbvh bvkjsbkdj s

- 21Weakvs vsjb. bs kj b

- 22BufferA solution that contains a weak acid and its corresponding base. A buffer minimizes changes in PH when acids or bases are added to the solution.

Información
- Descripción
- Continuation of chapter 3 vocabulary words.
- Creado por
- Gabriela Kimanyen · sep 2017
- Actualizado
- 17 sep 2017
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