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15. What is mass and difference between mass and weight? If atoms does not exist in free nature so can carbon an exist Iike C+O2=CO2 And C+1/2 O2=CO

Answer» 15. What is mass and difference between mass and weight? If atoms does not exist in free nature so can carbon an exist Iike C+O2=CO2 And C+1/2 O2=CO


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