Answers

2015-05-30T15:19:19+05:30
The kilogram is the SI base unit of mass and is equal to the mass of the international prototype of the kilogram, a platinum-iridium standard that is kept at the International Bureau of Weights and Measures (BIPM
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2015-05-30T15:33:40+05:30
The SI of a mass is kg. one kilograms (kg) is defined as the mass equal to the mass of international prototype of kilogram.
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