There are three gases in a single tank. The total pressure in the tank is 12.3 atm. What is the pressure of the third gas if the partial pressure of one gas is 4.68 atm and the partial pressure of the other gas is
6.70 atm?

the abdomen (less formally called the belly, stomach, tummy or midriff) constitutes the part of the body between the thorax (chest) and pelvis, in humans and in other vertebrates. the region occupied by the abdomen is termed the abdominal cavity. the stomach secretes acid and enzymes that digest food. ridges of muscle tissue called rugae line the stomach. the stomach muscles contract periodically, churning food to enhance digestion. the pyloric sphincter is a muscular valve that opens to allow food to pass from the stomach to the small intestine.

b) the inside picture would look at a very high temperature in a very low ph