Aspect. Molar Mass. Percent Composition. Definition. The mass of one mole of a substance. The percentage by mass of each element in a compound. Unit. Grams per mole (g/mol).

Learn what body composition is, ... It refers to the percentage of fat, ... For example, a body fat percentage of 25% means that one-quarter of your body is composed of fat, ...

National 5; Metals Percentage composition of ores. We use metals in everyday life, for example in jewellery or cars. They have many uses due to their properties which include strength ...