24.04.2008, 12:09
Hat jemand ne Idee zu 81?
"Der negative dekadische Logarithmus der molaren H3O+ - Konzentration
+7
There are five of them. One with an E"
"Der negative dekadische Logarithmus der molaren H3O+ - Konzentration
+7
There are five of them. One with an E"