Example: Calculate the pH of a buffer solution that initially consists of 0.0400 moles of ammonia and 0.0250 moles of ammonium ion, after 20.0 mL of 0.75 M NaOH has been added to the buffer. Ka for ammonium ion is 5.6 x 10 -10.
There are two types of bacteria. Aerobic bacteria live with oxygen, love the company of food particles in the mouth and feed on sugar. Anaerobic bacteria exist without oxygen and feed off dead skin cells and other bacteria.
A answered. Many illnesses and conditions may cause a bacterial oral infection, which means symptoms vary. Any condition that causes the balance of normal bacteria in our mouths to change can lead to an oral infection, making it easy for bacteria to get into your system. A sore throat is a common symptom and strep throat is a common condition that causes bacterial oral infections.