Qualitative observation. Which is data or information with your senses such as sight, taste, smell, and touch.
Sodium chloride is the chemical name for salt and is composed of sodium and chlorine, so it is a compound.
What you can learn, is since there are 2 in the first ring of electrons, that is full, the other 6 are valence electrons which can bond with others, and want to bond with them to finish the ring of 8 electrons.
Master Patient Index will be kept by the hospital or medical institution permanently. It is also called Enterprise or enterprise-wide master patient index and it is a database that is used to healthcare organization to maintain its consistency, accurate information of the patients and essential medical documents or data of the patients managed within the departments. It is important to have an accurate identification of individuals that are in the Master Patient (person) Index or MPI in an organization. The MPI is also the registry of every patient in a healthcare it is used to identify, match, de-duplicate and cleanses the record of the individual. It is helpful to the healthcare organization to have this because they can find faster the data or information of the patients they searching.