1 Molecular mass (molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12)  Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
Amoxicillin fights bacteria in the body. Clavulanate potassium is a form of clavulanic acid, which is similar to penicillin. Clavulanate potassium fights bacteria that is often resistant to penicillins and other antibiotics.
Potassium nitrate is a colorless solid. It dissolves in water. It is a common source of the nitrate ion. Potassium nitrate is a strong oxidizer. It decomposes to potassium nitrite and oxygen when heated.Its pH is almost neutral. It burns with a lilac flame.t dissolves in water. It is a common source of the nitrate ion. Potassium nitrate is a strong oxidizer. It decomposes to potassium nitrite and oxygen when heated. Its pH is almost neutral.