10386067906 | Polar Covalent Bond | covalent bond were shared electrons are pulled closer to the more electronegative electron | 0 | |
10386067907 | Polar Molecule | Molecule where the overall charge is not equally shared | 1 | |
10386067908 | Cohesion | linking together two like molecules | 2 | |
10386067909 | adhesion | clinging of one substance to another | 3 | |
10386067910 | Surface Tension | measure of how difficult to stretch/break surface of liquid | 4 | |
10386067911 | kinetic energy | energy of motion | 5 | |
10386067912 | Heat | form of energy | 6 | |
10386067913 | tempertaure | measure of heat intensity representative average KE regardless of volume | 7 | |
10386067914 | calorie (cal) | amount of heat it take to raise 1g of water by 1 degree Celsius | 8 | |
10386067915 | kilocalorie (kcal) | 1000 cal, quantity of heat required to raise the temperature of 1kg of water by 1 degree Celcuis | 9 | |
10386067916 | joule (j) | energy unit | 10 | |
10386067917 | 1 J= ___ cal | 0.239 | 11 | |
10386067918 | 1 cal=___ J | 4.184 | 12 | |
10386067919 | specific heat | amount of heat that must be absorbed or lost for 1g of that substance by 1 degree Celcuis | 13 | |
10386067920 | vaporization (evaporation) | liquid to gas | 14 | |
10386067921 | Heat of Vaporization | quantity of heat a liquid must absorb for 1g of it to be converted from liquid to gas | 15 | |
10386067922 | evaporative cooling | process where an object becomes cooler during evaporation, result of molecules with higher KE changing from liquid to gas more quickly than others | 16 | |
10386067923 | solution | a liquid that is completely homogeneous mixture of 2 or more substances | 17 | |
10386067924 | solvent | dissolving agent of soln. | 18 | |
10386067925 | solute | substance that is being dissolved | 19 | |
10386067926 | aqueous solution | one in which water is solvent | 20 | |
10386067927 | hydrogen shell | sphere of water molecules around each dissolved ion | ![]() | 21 |
10386067928 | hydrophilic | any substance that has a natural affinity for water | 22 | |
10386067929 | colloid | stable suspension of fine particles in liquid | 23 | |
10386067930 | hydrophobic | repels water | 24 | |
10386067931 | molecular mass | sum of masses of all atoms in molecule | 25 | |
10386067932 | mole (mol) | 6.02*10^23 | 26 | |
10386067933 | molarity | # of moles per solute per L of solution | 27 | |
10386067934 | Hydrogen ion (H+) | when a hydrogen atom in hydrogen bond shifts from one molecule to the other, it leaves its electron behind | 28 | |
10386067935 | hydroxide ion | water molecule that lost a proton | 29 | |
10386067936 | hydromuim ion (H3O+) | protein binds to the other water molecule | 30 | |
10386067937 | acid | substance that raises the hydrogen ion concentration of a solution. 0-6 pH | 31 | |
10386067938 | base | substance that lowers the hydrogen ion concentration of a solution. 8-14 pH | 32 | |
10386067939 | buffer | substance that minimizes the changes in concentrations of H+ and OH- in a solution | 33 | |
10386067940 | ocean acidification | when CO2 reacts with water making it acidic | 34 | |
10386067941 | acid precipitation | refers to rain, snow, or fog with a pH lower than 5 | 35 |
AP Biology Chapter 3 Flashcards
Primary tabs
Need Help?
We hope your visit has been a productive one. If you're having any problems, or would like to give some feedback, we'd love to hear from you.
For general help, questions, and suggestions, try our dedicated support forums.
If you need to contact the Course-Notes.Org web experience team, please use our contact form.
Need Notes?
While we strive to provide the most comprehensive notes for as many high school textbooks as possible, there are certainly going to be some that we miss. Drop us a note and let us know which textbooks you need. Be sure to include which edition of the textbook you are using! If we see enough demand, we'll do whatever we can to get those notes up on the site for you!