The pH scale that is widely accepted and used by scientists didn't actually exist until 1909. Before then scientists had to rely on using adjectives to describe the acidity or basicity of a substance ...

The pH scale is used to measure the acidity of a fluid. The pH scale ranges from 0 to 14. A pH of 7 is neutral, whereas a pH result below 7 is acidic and above 7 is alkaline. Urine has the widest ...

Soil pH is a measure of soil acidity or alkalinity. On the pH scale, a value of 7.0 is neutral, pH values less than 7.0 are acidic, and pH values greater than 7.0 are alkaline. Homeowners and ...

Applying lime when lime is not needed may have disastrous results in your garden, landscape and lawn. Determining soil pH is important in gardening. The pH scale ranges from 0 to 14, with 7 being ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

NOVEMBER IS THE perfect time to spend a few minutes preparing the vegetable garden for next spring. And one of the most important, but often overlooked, aspects of soil care is pH management. Although ...