The subscript 2 means that two atoms of the element hydrogen have joined together to form a molecule. A subscript is only used when more than one atom is being represented. The graphic below illustrates the formula for water using symbols. Some more common molecules and their chemical formula.
In most cases, a bacteria called Staphylococcus aureus, a type of staph bacteria, causes osteomyelitis. Certain chronic conditions like diabetes may increase your risk for osteomyelitis.n most cases, a bacteria called Staphylococcus aureus, a type of staph bacteria, causes osteomyelitis. Certain chronic conditions like diabetes may increase your risk for osteomyelitis.
Causes. The harmful bacteria that cause bacterial joint inflammation can enter your body via the skin, eyes, ears, mouth, nose, and mucous membranes. Some of the types of bacteria responsible for causing this infection include:1  Staphylococcus aureus, which causes staph infections. 2  Streptococcus, which causes strep throat.auses. The harmful bacteria that cause bacterial joint inflammation can enter your body via the skin, eyes, ears, mouth, nose, and mucous membranes. Some of the types of bacteria responsible for causing this infection include: