Nuclear Physics and RadioactivityMedium
Question
The half life of radium is 1620 years and its atomic weight is 226 kg per kilomol. The number of atoms that will decay from its 1 gm sample per second will be : [NA = 6.023 × 1023 atoms/mol.]
Options
A.3.61 × 1010
B.3.6 × 1012
C.3.11 × 1015
D.31.1 × 1015
More Nuclear Physics and Radioactivity Questions
If mass - energy equivalence is taken into account, when water is cooled to from ice the mass of master should :-(Note :...A free neutron decays to a proton but a free proton does not decay to a neutron. This is because...In nucleus the force between proton and proton is...When radioactive substance emits an α - particle, then its position in the periodic in the periodic table is lowere...A neutron strikes a 92U523 nucleus and 36Kr93 and 56Ba140 are produced with the following...