Gastritis is often caused by the gastric mucosa failing to produce the right amounts of gastric juices, the MUSC Digestive Disease Center reports. Sometimes an endoscopic exam reveals the stomach's mucosal layer to be inflamed and swollen. The exam may even show bleeding areas in the stomach.
Daltonâs atomic theory stated that: All the matter is made of atoms which are tiny particles and indivisible. All the given atom of the element is identical in mass, size, shape, and in other properties. All different elements have different types of atoms and also different in their mass, size, shape, and in other properties.
John Dalton used evidence from his experiments with gases to show that there are many types of atoms, not just one kind. He came up with the concept of elements and compounds.â¦ He thought incorrectly that gas elements such as oxygen come as single atoms which can't be broken. Chukwuebuka Chiji.