Preservatives, emulsifiers, and other food additives perform pivotal roles in packaged foods. Here's what you need to know ...

The pH of acidic, basic, and neutral aqueous solutions of salts is shown with ammonium chloride, sodium acetate, and sodium chloride. Place beakers containing distilled water and universal indicator ...

An acid and alkali will neutralise each other and produce a salt and water. This is called a neutralisation reaction. The name of the salt produced can be worked out from the names of the acid and ...

When an acid reacts with an alkali in this way a salt and water are formed. Acid + alkali → salt + water We say that the acid and alkali are the reactants, and the salt and water are the ...