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Chemistry Notes for class 11 : Mass Percentage Composition

Chemistry Notes for class 11 : Mass Percentage Composition Takshila Learning is known for providing quality education at low cost. Join online classes for excelling board exams and other entrance exams. We provide notes, sample papers, different blogs, and articles on important topics, from different subjects.You can watch our videos anywhere at any time taught by our best-experienced faculty. MASS PERCENTAGE COMPOSITION The mass percentage is one way of representing the concentration of an element in a compound or a component in a mixture. It is used to describe the percent by mass of each element in a compound. The mass percentage is calculated as the mass of a component divided by the total mass of the mixture, multiplied by 100. It is also known as  mass percent (w/w) %. Importance of mass percentage For many purposes, it is important to know how much of an element is present in a given amount of a compound. It helps the chemists to derive an  empirical formula  (