ph words

pHpH=-lg (cH+) 1.

pH4pH510pH6100 pH014 pH.

pH 1909.

phpH014777 1PH pH.

14 14pHpH2530 pH.

pH pHpH.

pH pH=7 c (H +).

pH014725.

pHpHpHpH.

pH=-lgC [H+] ,pH (10) (1mol/L) pH .