definition of mass according to class 11
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Mass is defined as the amount of matter present in a substance. ... The mass of a substance is constant whereas its weight may vary from one place to another due to change in gravity. The mass of a substance can be determined very accurately in the laboratory by using an analytical balance. The SI unit of mass is kilogram.
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Mass is defined as the amount of matter present in a substance. Weight is defined as the force exerted by the gravity on an object. ... The SI unit of mass is kilogram.
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