An acid-base indicator is a substance that changes color as the pH of the solution changes. Indicators work because they are weak acids which when in solution, exist in equilibrium with their ...

The addition of NH 4 Cl to a solution of ammonia shows the effect of adding a common ion to a system at equilibrium.

Marinades can majorly enhance any number of foods, but deciding what goes into one can get complicated. Should you start with an oil or an acid?

Neutralisation is the reaction of an acid with a base that results in the pH moving towards 7. It is a useful process that occurs in everyday life such as in the treatment of acid indigestion and ...

This educational film explores acid-base indicators and their color changes in response to acidity. It demonstrates how substances like tea, red cabbage, and litmus paper react when acids are added, ...

Describes acid-base physiology and discusses the diagnosis and treatment of disorders associated with metabolic acidosis and metabolic alkalosis, as well as plasma potassium disorders. Metabolic ...

Ribonucleic acid (RNA) is a linear molecule composed of ... but is not used for long-term storage. Each ribonucleotide base consists of a ribose sugar, a phosphate group, and a nitrogenous base.