The PH of a solution can be measured using the H+ ions concentration present in the solution. PH= -log(H+) H+ is the hydrogen ion concentration. or by knowing the OH- ion concentration. PH= 14- (-log(OH-)-log(OH-) is the pOH of the solution.
If you see a brown patch under the stem it's going to be a little gross inside. If you see a nice yellow-green patch you have a perfectly ripe avocado. Just make sure nobody at the grocery store notices you flicking the stems off a ton of avocados.
Noun [edit]. avocado (plural avocados or avocadoes or avocadi). 1  The large, usually yellowish-green or black, pulpy fruit of the avocado tree. 2  The avocado tree, Persea americana, of the laurel family. 3  A dull yellowish-green colour, the colour of the meat of an avocado.he translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.