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.
Yes, because the masses are almost the same. No, because calcium had not been discovered in Dalton's time. No, because all calcium atoms have a mass of 40 u. No, because Dalton's theory said that all atoms of a given element were alike in mass. Yes, because these represent two isotopes of calcium.