A sample of radium Ra (atomic mass=224.020 186 u, T12-3.66 days) contains No-3.68 x 1021 nuclei and undergoes a decay to produce radon Rn (atomic mass=220.011 368 u). The atomic mass of an a particle is 4.002 603 u. The latent heat of fusion for water is 33.5 x 10* J/kg. With the energy released in 3.66 days, how many kilograms of ice could be melted at 0°C m-Number i Units

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A sample of radium Ra (atomic mass=224.020 186 u, T₁2-3.66 days) contains No - 3.68 x 1021 nuclei and undergoes a decay to
produce radon Rn (atomic mass-220.011 368 u). The atomic mass of an a particle is 4.002 603 u. The latent heat of fusion for
water is 33.5x10 J/kg. With the energy released in 3.66 days, how many kilograms of ice could be melted at 0°C
m= Number i
Units
Transcribed Image Text:A sample of radium Ra (atomic mass=224.020 186 u, T₁2-3.66 days) contains No - 3.68 x 1021 nuclei and undergoes a decay to produce radon Rn (atomic mass-220.011 368 u). The atomic mass of an a particle is 4.002 603 u. The latent heat of fusion for water is 33.5x10 J/kg. With the energy released in 3.66 days, how many kilograms of ice could be melted at 0°C m= Number i Units
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