CH 3 Prop of Water
Campbell
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| 212608716 | cohesion | attraction between molecules of the same substance | |
| 212608717 | adhesion | an attraction between molecules of different substances | |
| 212608718 | specific heat | the heat required to raise the temperature of one gram of a substance one degree centigrade | |
| 212608719 | surface tension | a measure of how difficult it is to stretch or break the surface of a liquid | |
| 212608720 | heat | a form of energy that is transferred by a difference in temperature | |
| 212608721 | temperature | the degree of hotness or coldness of a body or environment (corresponding to its molecular activity) | |
| 212608722 | calorie | unit of heat defined as the quantity of heat required to raise the temperature of 1 gram of water by 1 degree centigrade at atmospheric pressure | |
| 212608723 | kilocalorie | a unit of energy equal to 1000 calories | |
| 212608724 | heat of vaporization | the amount of energy required for the liquid at its boiling point to become a gas | |
| 212608725 | evaporative cooling | the property of a liquid whereby the surface becomes cooler during evaporation, owing to a loss of highly kinetic molecules to the gaseous state. | |
| 212608726 | solution | a homogeneous mixture of two or more substances | |
| 212608727 | solute | the substance that is dissolved | |
| 212608728 | solvent | a liquid substance capable of dissolving other substances | |
| 212608729 | aqueous solution | solution in which water is the solvent | |
| 212608730 | hydrophillic | water loving, molecules that are able to dissolve in water | |
| 212608731 | hydrophobic | Repelling, tending not to combine with, or incapable of dissolving in water. | |
| 212608732 | mole (mol) | the number of grams of a substance that equals its molecular weight in daltons and contains Avogadro's number of molecules | |
| 212608733 | pH | (chemistry) p(otential of) H(ydrogen) | |
| 212608734 | hydrogen ion | a positively charged atom of hydrogen | |
| 212608735 | hydroxide ion | negatively charged ion made of oxygen and hydrogen (OH-) | |
| 212608736 | acid | any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt | |
| 212608737 | base | any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water | |
| 212608738 | alkaline | adjective that describes a substance that is a base | |
| 212608739 | buffer | an ionic compound that resists changes in its pH | |
| 212608740 | salt | an ionic compound that forms when a metal atom or a positive radical replaces the hydrogen of an acid | |
| 212608741 | pH scale | measurement system used to indicate the concentration of hydrogen ions (H+) in solution; ranges from 0 to 14 | |
| 212608742 | acid precipitation | rain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) combine with water |