Describe the conditions favorable to the growth of bacteria in food. Bacteria are everywhere. Some are beneficial, such as those used to make fermented dairy and meat products. Others cause spoilage. And, a small percentage are harmful or pathogenic.
Classically, chemical reactions encompass changes that only involve the positions of electrons in the forming and breaking of chemical bonds between atoms, with no change to the nuclei (no change to the elements present), and can often be described by a chemical equation.n the BroenstedâBrÃ¸nsted lowryâacid base, theory an-acid base reaction involves a transfer of (Protons +) h from one (species the) acid to (another the). Base when a proton is removed from an, acid the resulting species is termed that'acid s conjugate. base
Usage: Reaction is used to refer both to an instant response (her reaction was one of amazement) and to a considered response in the form of a statement (the Minister gave his reaction to the court's decision).