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3 giorni fa · Fourteen isotopes of lawrencium are currently known; the most stable is 266 Lr with half-life 11 hours, but the shorter-lived 260 Lr (half-life 2.7 minutes) is most commonly used in chemistry because it can be produced on a larger scale.
- silvery (predicted)
- [266]
- 103
2 giorni fa · 232 Th is one of the two nuclides beyond bismuth (the other being 238 U) that have half-lives measured in billions of years; its half-life is 14.05 billion years, about three times the age of the Earth, and slightly longer than the age of the universe.
- silvery
- f-block groups (no number)
- 90
2 giorni fa · The biological half-life of 241 Am is 50 years in the bones and 20 years in the liver, whereas in the gonads (testicles and ovaries) it remains permanently; in all these organs, americium promotes formation of cancer cells as a result of its radioactivity.
1 giorno fa · The series follows an investigation, headed by FBI Special Agent Dale Cooper (Kyle MacLachlan) and local Sheriff Harry S. Truman (Michael Ontkean), into the murder of homecoming queen Laura Palmer in the fictional town of Twin Peaks, Washington.
1 giorno fa · Selenium also has numerous unstable synthetic isotopes ranging from 64 Se to 95 Se; the most stable are 75 Se with a half-life of 119.78 days and 72 Se with a half-life of 8.4 days.
4 nov 2021 · Half-Life 2: Deathmatch is the multiplayer companion of Half-Life 2. It is generally bundled with other games, although it can be bought separately on Steam.
1 giorno fa · Mass Effect is a military science fiction media franchise created by Casey Hudson. The franchise depicts a distant future where humanity and several alien civilizations have colonized the galaxy using technology left behind by advanced precursor civilizations .
