Input interpretation
group 13 elements | radioactivity
Radioactivity rankings
1 | nihonium | 5.9×10^-4 Bq (based on 1 values; 5 unavailable)
Unit conversion for highest radioactivity 5.9×10^-4 Bq
1.6×10^-14 Ci (curies)
Comparisons for highest radioactivity 5.9×10^-4 Bq
≈ ( 0.01 ≈ 1/82 ) × radioactivity of Radium in 1 gram of soil ( ≈ 0.05 Bq )
≈ ( 0.02 ≈ 1/42 ) × radioactivity of Uranium in 1 gram of soil ( ≈ 0.02 Bq )
≈ ( 0.037 ≈ 1/27 ) × radioactivity of radium-226 in 1 gram of limestone ( ≈ 0.016 Bq )
Corresponding quantities
Mass m of ^137Cs from m = m_aτA with m_a≈137u: | 184 fg (femtograms) | 1.8×10^-16 kg (kilograms)
Absorbed dose rate D^. resulting from ^138Cs point source 1 meter away: | 1.8×10^-15 mGy/h (milligrays per hour)
Count rate: | 0.035 counts per minute