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.
An avocadoâs exterior can tell a lot about whatâs happening inside. If you pay attention to the clues its color, texture, and firmness provide, you will select a perfectly ripe avocado each time. Below I describe four methods you can use to tell if an avocado is ripe. A. Skin color. An avocado with a darker skin is often riper than one with a lighter skin. 1  Scan the avocados in front of you.  The avocados with darker green-to-black skin colors may be riper than those with with lighter skins.
This Bacon avocado is ready to eat. The color of the fruit is light yellow with a little green near the skin, and the texture is light too. As you can see, the skin is green, peels easily, and is much thinner than Hass or Reed avocados. Bacon avocados season lasts only a few months in November/December.