|Glossary of Terms|
This is the temperature at which molecular motion ceases. It is the lowest theoretical temperature, but scientists in laboratories have never reached this temperature. The closest is reached to within a thousandth of a degree above absolute zero. Absolute zero is determined to be 273.15 degrees below zero on the Celsius scale.
[H+] > [OH-]
|1 angstrom (Å) = 10-10 meter|
|amu / atom|
|grams / mole|
|atomic mass =||(the fraction of isotope 1)(mass of isotope 1) +|
|(the fraction of isotope 2)(mass of isotope 2) +|
|(the fraction of isotope 3)(mass of isotope 3) + ...|
|1 amu = 1.67 x 10-24 g|
|oC = 5/9 (oF - 32)|
The smallest unit of a compound formed by covalent bonds is a molecule.