• LESSONS   • ALPINE WALKS   • VISIT THE ALPINE   • REFERENCES   • GLOSSARY   • USER GUIDE

A   B   C   D   E   F   G   H   I   K   L   M   N   O   P   R   S   T   U   V   Z

< back to lesson

pH The negative logarithm of the hydrogen ion concentration in a solution. If the hydrogen ion concentration of a solution rises with increasing acidity, the pH will dicrease, and vice versa. Scale: 0-14. A neutral medium has a pH of 7, numbers above indicate alkalinity, numbers below 7 indicate relative acidity.

 

back to top

---

29 August 2011 © ALPECOLe 2002-2007