Worldwide, many agricultural soils are deficient in the nutrient zinc—despite the fact that farmers use fertilizers enriched ...

Ocean acidification is the lowering of seawater pH over time, as the ocean absorbs carbon dioxide (CO 2) from the atmosphere. The pH scale is used to measure how acidic or basic a water-based solution ...

There’s nothing quite like the sight of a perfectly clean, sparkling pool on a hot day. But keeping a pool that way involves ...

or use a pH meter to record the pH. You should find that hydrochloric acid has a lower pH than ethanoic acid. This tells us that the hydrochloric acid released more H + ions than the ethanoic acid ...

The pH of a solution is a measure of its concentration of hydrogen ions. The higher the concentration of H + ions in an acidic solution, the lower the pH. A pH of 1 represents a hydrogen ion ...